Merge branch 'jquery-uploader' of git://github.com/sembrestels/Tidypics

Conflicts:
	start.php
	views/default/photos/css.php

13 files changed, 2848 insertions, 0 deletions

diff --git a/vendors/jquery-file-upload/js/cors/jquery.postmessage-transport.js b/vendors/jquery-file-upload/js/cors/jquery.postmessage-transport.js
new file mode 100644
index 000000000..931b6352b
--- /dev/null
+++ b/vendors/jquery-file-upload/js/cors/jquery.postmessage-transport.js
@@ -0,0 +1,117 @@
+/*
+ * jQuery postMessage Transport Plugin 1.1
+ * https://github.com/blueimp/jQuery-File-Upload
+ *
+ * Copyright 2011, Sebastian Tschan
+ * https://blueimp.net
+ *
+ * Licensed under the MIT license:
+ * http://www.opensource.org/licenses/MIT
+ */
+
+/*jslint unparam: true, nomen: true */
+/*global define, window, document */
+
+(function (factory) {
+    'use strict';
+    if (typeof define === 'function' && define.amd) {
+        // Register as an anonymous AMD module:
+        define(['jquery'], factory);
+    } else {
+        // Browser globals:
+        factory(window.jQuery);
+    }
+}(function ($) {
+    'use strict';
+
+    var counter = 0,
+        names = [
+            'accepts',
+            'cache',
+            'contents',
+            'contentType',
+            'crossDomain',
+            'data',
+            'dataType',
+            'headers',
+            'ifModified',
+            'mimeType',
+            'password',
+            'processData',
+            'timeout',
+            'traditional',
+            'type',
+            'url',
+            'username'
+        ],
+        convert = function (p) {
+            return p;
+        };
+
+    $.ajaxSetup({
+        converters: {
+            'postmessage text': convert,
+            'postmessage json': convert,
+            'postmessage html': convert
+        }
+    });
+
+    $.ajaxTransport('postmessage', function (options) {
+        if (options.postMessage && window.postMessage) {
+            var iframe,
+                loc = $('<a>').prop('href', options.postMessage)[0],
+                target = loc.protocol + '//' + loc.host,
+                xhrUpload = options.xhr().upload;
+            return {
+                send: function (_, completeCallback) {
+                    var message = {
+                            id: 'postmessage-transport-' + (counter += 1)
+                        },
+                        eventName = 'message.' + message.id;
+                    iframe = $(
+                        '<iframe style="display:none;" src="' +
+                            options.postMessage + '" name="' +
+                            message.id + '"></iframe>'
+                    ).bind('load', function () {
+                        $.each(names, function (i, name) {
+                            message[name] = options[name];
+                        });
+                        message.dataType = message.dataType.replace('postmessage ', '');
+                        $(window).bind(eventName, function (e) {
+                            e = e.originalEvent;
+                            var data = e.data,
+                                ev;
+                            if (e.origin === target && data.id === message.id) {
+                                if (data.type === 'progress') {
+                                    ev = document.createEvent('Event');
+                                    ev.initEvent(data.type, false, true);
+                                    $.extend(ev, data);
+                                    xhrUpload.dispatchEvent(ev);
+                                } else {
+                                    completeCallback(
+                                        data.status,
+                                        data.statusText,
+                                        {postmessage: data.result},
+                                        data.headers
+                                    );
+                                    iframe.remove();
+                                    $(window).unbind(eventName);
+                                }
+                            }
+                        });
+                        iframe[0].contentWindow.postMessage(
+                            message,
+                            target
+                        );
+                    }).appendTo(document.body);
+                },
+                abort: function () {
+                    if (iframe) {
+                        iframe.remove();
+                    }
+                }
+            };
+        }
+    });
+
+}));
diff --git a/vendors/jquery-file-upload/js/cors/jquery.xdr-transport.js b/vendors/jquery-file-upload/js/cors/jquery.xdr-transport.js
new file mode 100644
index 000000000..c42c54828
--- /dev/null
+++ b/vendors/jquery-file-upload/js/cors/jquery.xdr-transport.js
@@ -0,0 +1,85 @@
+/*
+ * jQuery XDomainRequest Transport Plugin 1.1.2
+ * https://github.com/blueimp/jQuery-File-Upload
+ *
+ * Copyright 2011, Sebastian Tschan
+ * https://blueimp.net
+ *
+ * Licensed under the MIT license:
+ * http://www.opensource.org/licenses/MIT
+ *
+ * Based on Julian Aubourg's ajaxHooks xdr.js:
+ * https://github.com/jaubourg/ajaxHooks/
+ */
+
+/*jslint unparam: true */
+/*global define, window, XDomainRequest */
+
+(function (factory) {
+    'use strict';
+    if (typeof define === 'function' && define.amd) {
+        // Register as an anonymous AMD module:
+        define(['jquery'], factory);
+    } else {
+        // Browser globals:
+        factory(window.jQuery);
+    }
+}(function ($) {
+    'use strict';
+    if (window.XDomainRequest && !$.support.cors) {
+        $.ajaxTransport(function (s) {
+            if (s.crossDomain && s.async) {
+                if (s.timeout) {
+                    s.xdrTimeout = s.timeout;
+                    delete s.timeout;
+                }
+                var xdr;
+                return {
+                    send: function (headers, completeCallback) {
+                        function callback(status, statusText, responses, responseHeaders) {
+                            xdr.onload = xdr.onerror = xdr.ontimeout = $.noop;
+                            xdr = null;
+                            completeCallback(status, statusText, responses, responseHeaders);
+                        }
+                        xdr = new XDomainRequest();
+                        // XDomainRequest only supports GET and POST:
+                        if (s.type === 'DELETE') {
+                            s.url = s.url + (/\?/.test(s.url) ? '&' : '?') +
+                                '_method=DELETE';
+                            s.type = 'POST';
+                        } else if (s.type === 'PUT') {
+                            s.url = s.url + (/\?/.test(s.url) ? '&' : '?') +
+                                '_method=PUT';
+                            s.type = 'POST';
+                        }
+                        xdr.open(s.type, s.url);
+                        xdr.onload = function () {
+                            callback(
+                                200,
+                                'OK',
+                                {text: xdr.responseText},
+                                'Content-Type: ' + xdr.contentType
+                            );
+                        };
+                        xdr.onerror = function () {
+                            callback(404, 'Not Found');
+                        };
+                        if (s.xdrTimeout) {
+                            xdr.ontimeout = function () {
+                                callback(0, 'timeout');
+                            };
+                            xdr.timeout = s.xdrTimeout;
+                        }
+                        xdr.send((s.hasContent && s.data) || null);
+                    },
+                    abort: function () {
+                        if (xdr) {
+                            xdr.onerror = $.noop();
+                            xdr.abort();
+                        }
+                    }
+                };
+            }
+        });
+    }
+}));
diff --git a/vendors/jquery-file-upload/js/jquery.fileupload-fp.js b/vendors/jquery-file-upload/js/jquery.fileupload-fp.js
new file mode 100644
index 000000000..634fb5e4e
--- /dev/null
+++ b/vendors/jquery-file-upload/js/jquery.fileupload-fp.js
@@ -0,0 +1,219 @@
+/*
+ * jQuery File Upload File Processing Plugin 1.0
+ * https://github.com/blueimp/jQuery-File-Upload
+ *
+ * Copyright 2012, Sebastian Tschan
+ * https://blueimp.net
+ *
+ * Licensed under the MIT license:
+ * http://www.opensource.org/licenses/MIT
+ */
+
+/*jslint nomen: true, unparam: true, regexp: true */
+/*global define, window, document */
+
+(function (factory) {
+    'use strict';
+    if (typeof define === 'function' && define.amd) {
+        // Register as an anonymous AMD module:
+        define([
+            'jquery',
+            'load-image',
+            'canvas-to-blob',
+            './jquery.fileupload'
+        ], factory);
+    } else {
+        // Browser globals:
+        factory(
+            window.jQuery,
+            window.loadImage
+        );
+    }
+}(function ($, loadImage) {
+    'use strict';
+
+    // The File Upload IP version extends the basic fileupload widget
+    // with file processing functionality:
+    $.widget('blueimpFP.fileupload', $.blueimp.fileupload, {
+
+        options: {
+            // The list of file processing actions:
+            process: [
+            /*
+                {
+                    action: 'load',
+                    fileTypes: /^image\/(gif|jpeg|png)$/,
+                    maxFileSize: 20000000 // 20MB
+                },
+                {
+                    action: 'resize',
+                    maxWidth: 1920,
+                    maxHeight: 1200,
+                    minWidth: 800,
+                    minHeight: 600
+                },
+                {
+                    action: 'save'
+                }
+            */
+            ],
+
+            // The add callback is invoked as soon as files are added to the
+            // fileupload widget (via file input selection, drag & drop or add
+            // API call). See the basic file upload widget for more information:
+            add: function (e, data) {
+                $(this).fileupload('process', data).done(function () {
+                    data.submit();
+                });
+            }
+        },
+
+        processActions: {
+            // Loads the image given via data.files and data.index
+            // as canvas element.
+            // Accepts the options fileTypes (regular expression)
+            // and maxFileSize (integer) to limit the files to load:
+            load: function (data, options) {
+                var that = this,
+                    file = data.files[data.index],
+                    dfd = $.Deferred();
+                if (window.HTMLCanvasElement &&
+                        window.HTMLCanvasElement.prototype.toBlob &&
+                        ($.type(options.maxFileSize) !== 'number' ||
+                            file.size < options.maxFileSize) &&
+                        (!options.fileTypes ||
+                            options.fileTypes.test(file.type))) {
+                    loadImage(
+                        file,
+                        function (canvas) {
+                            data.canvas = canvas;
+                            dfd.resolveWith(that, [data]);
+                        },
+                        {canvas: true}
+                    );
+                } else {
+                    dfd.rejectWith(that, [data]);
+                }
+                return dfd.promise();
+            },
+            // Resizes the image given as data.canvas and updates
+            // data.canvas with the resized image.
+            // Accepts the options maxWidth, maxHeight, minWidth and
+            // minHeight to scale the given image:
+            resize: function (data, options) {
+                if (data.canvas) {
+                    var canvas = loadImage.scale(data.canvas, options);
+                    if (canvas.width !== data.canvas.width ||
+                            canvas.height !== data.canvas.height) {
+                        data.canvas = canvas;
+                        data.processed = true;
+                    }
+                }
+                return data;
+            },
+            // Saves the processed image given as data.canvas
+            // inplace at data.index of data.files:
+            save: function (data, options) {
+                // Do nothing if no processing has happened:
+                if (!data.canvas || !data.processed) {
+                    return data;
+                }
+                var that = this,
+                    file = data.files[data.index],
+                    name = file.name,
+                    dfd = $.Deferred(),
+                    callback = function (blob) {
+                        if (!blob.name) {
+                            if (file.type === blob.type) {
+                                blob.name = file.name;
+                            } else if (file.name) {
+                                blob.name = file.name.replace(
+                                    /\..+$/,
+                                    '.' + blob.type.substr(6)
+                                );
+                            }
+                        }
+                        // Store the created blob at the position
+                        // of the original file in the files list:
+                        data.files[data.index] = blob;
+                        dfd.resolveWith(that, [data]);
+                    };
+                // Use canvas.mozGetAsFile directly, to retain the filename, as
+                // Gecko doesn't support the filename option for FormData.append:
+                if (data.canvas.mozGetAsFile) {
+                    callback(data.canvas.mozGetAsFile(
+                        (/^image\/(jpeg|png)$/.test(file.type) && name) ||
+                            ((name && name.replace(/\..+$/, '')) ||
+                                'blob') + '.png',
+                        file.type
+                    ));
+                } else {
+                    data.canvas.toBlob(callback, file.type);
+                }
+                return dfd.promise();
+            }
+        },
+
+        // Resizes the file at the given index and stores the created blob at
+        // the original position of the files list, returns a Promise object:
+        _processFile: function (files, index, options) {
+            var that = this,
+                dfd = $.Deferred().resolveWith(that, [{
+                    files: files,
+                    index: index
+                }]),
+                chain = dfd.promise();
+            that._processing += 1;
+            $.each(options.process, function (i, settings) {
+                chain = chain.pipe(function (data) {
+                    return that.processActions[settings.action]
+                        .call(this, data, settings);
+                });
+            });
+            chain.always(function () {
+                that._processing -= 1;
+                if (that._processing === 0) {
+                    that.element
+                        .removeClass('fileupload-processing');
+                }
+            });
+            if (that._processing === 1) {
+                that.element.addClass('fileupload-processing');
+            }
+            return chain;
+        },
+
+        // Processes the files given as files property of the data parameter,
+        // returns a Promise object that allows to bind a done handler, which
+        // will be invoked after processing all files (inplace) is done:
+        process: function (data) {
+            var that = this,
+                options = $.extend({}, this.options, data);
+            if (options.process && options.process.length &&
+                    this._isXHRUpload(options)) {
+                $.each(data.files, function (index, file) {
+                    that._processingQueue = that._processingQueue.pipe(
+                        function () {
+                            var dfd = $.Deferred();
+                            that._processFile(data.files, index, options)
+                                .always(function () {
+                                    dfd.resolveWith(that);
+                                });
+                            return dfd.promise();
+                        }
+                    );
+                });
+            }
+            return this._processingQueue;
+        },
+
+        _create: function () {
+            $.blueimp.fileupload.prototype._create.call(this);
+            this._processing = 0;
+            this._processingQueue = $.Deferred().resolveWith(this)
+                .promise();
+        }
+
+    });
+
+}));
diff --git a/vendors/jquery-file-upload/js/jquery.fileupload-jui.js b/vendors/jquery-file-upload/js/jquery.fileupload-jui.js
new file mode 100644
index 000000000..69736a4a4
--- /dev/null
+++ b/vendors/jquery-file-upload/js/jquery.fileupload-jui.js
@@ -0,0 +1,141 @@
+/*
+ * jQuery File Upload jQuery UI Plugin 1.2
+ * https://github.com/blueimp/jQuery-File-Upload
+ *
+ * Copyright 2012, Sebastian Tschan
+ * https://blueimp.net
+ *
+ * Licensed under the MIT license:
+ * http://www.opensource.org/licenses/MIT
+ */
+
+/*jslint nomen: true */
+/*global define, window */
+
+(function (factory) {
+    'use strict';
+    if (typeof define === 'function' && define.amd) {
+        // Register as an anonymous AMD module:
+        define(['jquery', './jquery.fileupload-ui.js'], factory);
+    } else {
+        // Browser globals:
+        factory(window.jQuery);
+    }
+}(function ($) {
+    'use strict';
+    $.widget('blueimpJUI.fileupload', $.blueimpUI.fileupload, {
+        options: {
+            sent: function (e, data) {
+                if (data.context && data.dataType &&
+                        data.dataType.substr(0, 6) === 'iframe') {
+                    // Iframe Transport does not support progress events.
+                    // In lack of an indeterminate progress bar, we set
+                    // the progress to 100%, showing the full animated bar:
+                    data.context
+                        .find('.progress').progressbar(
+                            'option',
+                            'value',
+                            100
+                        );
+                }
+            },
+            progress: function (e, data) {
+                if (data.context) {
+                    data.context.find('.progress').progressbar(
+                        'option',
+                        'value',
+                        parseInt(data.loaded / data.total * 100, 10)
+                    );
+                }
+            },
+            progressall: function (e, data) {
+                var $this = $(this);
+                $this.find('.fileupload-progress')
+                    .find('.progress').progressbar(
+                        'option',
+                        'value',
+                        parseInt(data.loaded / data.total * 100, 10)
+                    ).end()
+                    .find('.progress-extended').each(function () {
+                        $(this).html(
+                            $this.data('fileupload')
+                                ._renderExtendedProgress(data)
+                        );
+                    });
+            }
+        },
+        _renderUpload: function (func, files) {
+            var node = $.blueimpUI.fileupload.prototype
+                ._renderUpload.call(this, func, files),
+                showIconText = $(window).width() > 480;
+            node.find('.progress').empty().progressbar();
+            node.find('.start button').button({
+                icons: {primary: 'ui-icon-circle-arrow-e'},
+                text: showIconText
+            });
+            node.find('.cancel button').button({
+                icons: {primary: 'ui-icon-cancel'},
+                text: showIconText
+            });
+            return node;
+        },
+        _renderDownload: function (func, files) {
+            var node = $.blueimpUI.fileupload.prototype
+                ._renderDownload.call(this, func, files),
+                showIconText = $(window).width() > 480;
+            node.find('.delete button').button({
+                icons: {primary: 'ui-icon-trash'},
+                text: showIconText
+            });
+            return node;
+        },
+        _transition: function (node) {
+            var that = this,
+                deferred = $.Deferred();
+            if (node.hasClass('fade')) {
+                node.fadeToggle(function () {
+                    deferred.resolveWith(node);
+                });
+            } else {
+                deferred.resolveWith(node);
+            }
+            return deferred;
+        },
+        _create: function () {
+            $.blueimpUI.fileupload.prototype._create.call(this);
+            this.element
+                .find('.fileupload-buttonbar')
+                .find('.fileinput-button').each(function () {
+                    var input = $(this).find('input:file').detach();
+                    $(this)
+                        .button({icons: {primary: 'ui-icon-plusthick'}})
+                        .append(input);
+                })
+                .end().find('.start')
+                .button({icons: {primary: 'ui-icon-circle-arrow-e'}})
+                .end().find('.cancel')
+                .button({icons: {primary: 'ui-icon-cancel'}})
+                .end().find('.delete')
+                .button({icons: {primary: 'ui-icon-trash'}})
+                .end().find('.progress').empty().progressbar();
+        },
+        destroy: function () {
+            this.element
+                .find('.fileupload-buttonbar')
+                .find('.fileinput-button').each(function () {
+                    var input = $(this).find('input:file').detach();
+                    $(this)
+                        .button('destroy')
+                        .append(input);
+                })
+                .end().find('.start')
+                .button('destroy')
+                .end().find('.cancel')
+                .button('destroy')
+                .end().find('.delete')
+                .button('destroy')
+                .end().find('.progress').progressbar('destroy');
+            $.blueimpUI.fileupload.prototype.destroy.call(this);
+        }
+    });
+}));
diff --git a/vendors/jquery-file-upload/js/jquery.fileupload-ui.js b/vendors/jquery-file-upload/js/jquery.fileupload-ui.js
new file mode 100644
index 000000000..4c36f0086
--- /dev/null
+++ b/vendors/jquery-file-upload/js/jquery.fileupload-ui.js
@@ -0,0 +1,736 @@
+/*
+ * jQuery File Upload User Interface Plugin 6.9.4
+ * https://github.com/blueimp/jQuery-File-Upload
+ *
+ * Copyright 2010, Sebastian Tschan
+ * https://blueimp.net
+ *
+ * Licensed under the MIT license:
+ * http://www.opensource.org/licenses/MIT
+ */
+
+/*jslint nomen: true, unparam: true, regexp: true */
+/*global define, window, document, URL, webkitURL, FileReader */
+
+(function (factory) {
+    'use strict';
+    if (typeof define === 'function' && define.amd) {
+        // Register as an anonymous AMD module:
+        define([
+            'jquery',
+            'tmpl',
+            'load-image',
+            './jquery.fileupload-fp'
+        ], factory);
+    } else {
+        // Browser globals:
+        factory(
+            window.jQuery,
+            window.tmpl,
+            window.loadImage
+        );
+    }
+}(function ($, tmpl, loadImage) {
+    'use strict';
+
+    // The UI version extends the FP (file processing) version or the basic
+    // file upload widget and adds complete user interface interaction:
+    var parentWidget = ($.blueimpFP || $.blueimp).fileupload;
+    $.widget('blueimpUI.fileupload', parentWidget, {
+
+        options: {
+            // By default, files added to the widget are uploaded as soon
+            // as the user clicks on the start buttons. To enable automatic
+            // uploads, set the following option to true:
+            autoUpload: false,
+            // The following option limits the number of files that are
+            // allowed to be uploaded using this widget:
+            maxNumberOfFiles: undefined,
+            // The maximum allowed file size:
+            maxFileSize: undefined,
+            // The minimum allowed file size:
+            minFileSize: undefined,
+            // The regular expression for allowed file types, matches
+            // against either file type or file name:
+            acceptFileTypes:  /.+$/i,
+            // The regular expression to define for which files a preview
+            // image is shown, matched against the file type:
+            previewSourceFileTypes: /^image\/(gif|jpeg|png)$/,
+            // The maximum file size of images that are to be displayed as preview:
+            previewSourceMaxFileSize: 5000000, // 5MB
+            // The maximum width of the preview images:
+            previewMaxWidth: 80,
+            // The maximum height of the preview images:
+            previewMaxHeight: 80,
+            // By default, preview images are displayed as canvas elements
+            // if supported by the browser. Set the following option to false
+            // to always display preview images as img elements:
+            previewAsCanvas: true,
+            // The ID of the upload template:
+            uploadTemplateId: 'template-upload',
+            // The ID of the download template:
+            downloadTemplateId: 'template-download',
+            // The container for the list of files. If undefined, it is set to
+            // an element with class "files" inside of the widget element:
+            filesContainer: undefined,
+            // By default, files are appended to the files container.
+            // Set the following option to true, to prepend files instead:
+            prependFiles: false,
+            // The expected data type of the upload response, sets the dataType
+            // option of the $.ajax upload requests:
+            dataType: 'json',
+
+            // The add callback is invoked as soon as files are added to the fileupload
+            // widget (via file input selection, drag & drop or add API call).
+            // See the basic file upload widget for more information:
+            add: function (e, data) {
+                var that = $(this).data('fileupload'),
+                    options = that.options,
+                    files = data.files;
+                $(this).fileupload('process', data).done(function () {
+                    that._adjustMaxNumberOfFiles(-files.length);
+                    data.maxNumberOfFilesAdjusted = true;
+                    data.files.valid = data.isValidated = that._validate(files);
+                    data.context = that._renderUpload(files).data('data', data);
+                    options.filesContainer[
+                        options.prependFiles ? 'prepend' : 'append'
+                    ](data.context);
+                    that._renderPreviews(files, data.context);
+                    that._forceReflow(data.context);
+                    that._transition(data.context).done(
+                        function () {
+                            if ((that._trigger('added', e, data) !== false) &&
+                                    (options.autoUpload || data.autoUpload) &&
+                                    data.autoUpload !== false && data.isValidated) {
+                                data.submit();
+                            }
+                        }
+                    );
+                });
+            },
+            // Callback for the start of each file upload request:
+            send: function (e, data) {
+                var that = $(this).data('fileupload');
+                if (!data.isValidated) {
+                    if (!data.maxNumberOfFilesAdjusted) {
+                        that._adjustMaxNumberOfFiles(-data.files.length);
+                        data.maxNumberOfFilesAdjusted = true;
+                    }
+                    if (!that._validate(data.files)) {
+                        return false;
+                    }
+                }
+                if (data.context && data.dataType &&
+                        data.dataType.substr(0, 6) === 'iframe') {
+                    // Iframe Transport does not support progress events.
+                    // In lack of an indeterminate progress bar, we set
+                    // the progress to 100%, showing the full animated bar:
+                    data.context
+                        .find('.progress').addClass(
+                            !$.support.transition && 'progress-animated'
+                        )
+                        .attr('aria-valuenow', 100)
+                        .find('.bar').css(
+                            'width',
+                            '100%'
+                        );
+                }
+                return that._trigger('sent', e, data);
+            },
+            // Callback for successful uploads:
+            done: function (e, data) {
+                var that = $(this).data('fileupload'),
+                    template;
+                if (data.context) {
+                    data.context.each(function (index) {
+                        var file = ($.isArray(data.result) &&
+                                data.result[index]) || {error: 'emptyResult'};
+                        if (file.error) {
+                            that._adjustMaxNumberOfFiles(1);
+                        }
+                        that._transition($(this)).done(
+                            function () {
+                                var node = $(this);
+                                template = that._renderDownload([file])
+                                    .replaceAll(node);
+                                that._forceReflow(template);
+                                that._transition(template).done(
+                                    function () {
+                                        data.context = $(this);
+                                        that._trigger('completed', e, data);
+                                    }
+                                );
+                            }
+                        );
+                    });
+                } else {
+                    if ($.isArray(data.result)) {
+                        $.each(data.result, function (index, file) {
+                            if (data.maxNumberOfFilesAdjusted && file.error) {
+                                that._adjustMaxNumberOfFiles(1);
+                            } else if (!data.maxNumberOfFilesAdjusted &&
+                                    !file.error) {
+                                that._adjustMaxNumberOfFiles(-1);
+                            }
+                        });
+                        data.maxNumberOfFilesAdjusted = true;
+                    }
+                    template = that._renderDownload(data.result)
+                        .appendTo(that.options.filesContainer);
+                    that._forceReflow(template);
+                    that._transition(template).done(
+                        function () {
+                            data.context = $(this);
+                            that._trigger('completed', e, data);
+                        }
+                    );
+                }
+            },
+            // Callback for failed (abort or error) uploads:
+            fail: function (e, data) {
+                var that = $(this).data('fileupload'),
+                    template;
+                if (data.maxNumberOfFilesAdjusted) {
+                    that._adjustMaxNumberOfFiles(data.files.length);
+                }
+                if (data.context) {
+                    data.context.each(function (index) {
+                        if (data.errorThrown !== 'abort') {
+                            var file = data.files[index];
+                            file.error = file.error || data.errorThrown ||
+                                true;
+                            that._transition($(this)).done(
+                                function () {
+                                    var node = $(this);
+                                    template = that._renderDownload([file])
+                                        .replaceAll(node);
+                                    that._forceReflow(template);
+                                    that._transition(template).done(
+                                        function () {
+                                            data.context = $(this);
+                                            that._trigger('failed', e, data);
+                                        }
+                                    );
+                                }
+                            );
+                        } else {
+                            that._transition($(this)).done(
+                                function () {
+                                    $(this).remove();
+                                    that._trigger('failed', e, data);
+                                }
+                            );
+                        }
+                    });
+                } else if (data.errorThrown !== 'abort') {
+                    data.context = that._renderUpload(data.files)
+                        .appendTo(that.options.filesContainer)
+                        .data('data', data);
+                    that._forceReflow(data.context);
+                    that._transition(data.context).done(
+                        function () {
+                            data.context = $(this);
+                            that._trigger('failed', e, data);
+                        }
+                    );
+                } else {
+                    that._trigger('failed', e, data);
+                }
+            },
+            // Callback for upload progress events:
+            progress: function (e, data) {
+                if (data.context) {
+                    var progress = parseInt(data.loaded / data.total * 100, 10);
+                    data.context.find('.progress')
+                        .attr('aria-valuenow', progress)
+                        .find('.bar').css(
+                            'width',
+                            progress + '%'
+                        );
+                }
+            },
+            // Callback for global upload progress events:
+            progressall: function (e, data) {
+                var $this = $(this),
+                    progress = parseInt(data.loaded / data.total * 100, 10),
+                    globalProgressNode = $this.find('.fileupload-progress'),
+                    extendedProgressNode = globalProgressNode
+                        .find('.progress-extended');
+                if (extendedProgressNode.length) {
+                    extendedProgressNode.html(
+                        $this.data('fileupload')._renderExtendedProgress(data)
+                    );
+                }
+                globalProgressNode
+                    .find('.progress')
+                    .attr('aria-valuenow', progress)
+                    .find('.bar').css(
+                        'width',
+                        progress + '%'
+                    );
+            },
+            // Callback for uploads start, equivalent to the global ajaxStart event:
+            start: function (e) {
+                var that = $(this).data('fileupload');
+                that._transition($(this).find('.fileupload-progress')).done(
+                    function () {
+                        that._trigger('started', e);
+                    }
+                );
+            },
+            // Callback for uploads stop, equivalent to the global ajaxStop event:
+            stop: function (e) {
+                var that = $(this).data('fileupload');
+                that._transition($(this).find('.fileupload-progress')).done(
+                    function () {
+                        $(this).find('.progress')
+                            .attr('aria-valuenow', '0')
+                            .find('.bar').css('width', '0%');
+                        $(this).find('.progress-extended').html('&nbsp;');
+                        that._trigger('stopped', e);
+                    }
+                );
+            },
+            // Callback for file deletion:
+            destroy: function (e, data) {
+                var that = $(this).data('fileupload');
+                if (data.url) {
+                    $.ajax(data);
+                    that._adjustMaxNumberOfFiles(1);
+                }
+                that._transition(data.context).done(
+                    function () {
+                        $(this).remove();
+                        that._trigger('destroyed', e, data);
+                    }
+                );
+            }
+        },
+
+        // Link handler, that allows to download files
+        // by drag & drop of the links to the desktop:
+        _enableDragToDesktop: function () {
+            var link = $(this),
+                url = link.prop('href'),
+                name = link.prop('download'),
+                type = 'application/octet-stream';
+            link.bind('dragstart', function (e) {
+                try {
+                    e.originalEvent.dataTransfer.setData(
+                        'DownloadURL',
+                        [type, name, url].join(':')
+                    );
+                } catch (err) {}
+            });
+        },
+
+        _adjustMaxNumberOfFiles: function (operand) {
+            if (typeof this.options.maxNumberOfFiles === 'number') {
+                this.options.maxNumberOfFiles += operand;
+                if (this.options.maxNumberOfFiles < 1) {
+                    this._disableFileInputButton();
+                } else {
+                    this._enableFileInputButton();
+                }
+            }
+        },
+
+        _formatFileSize: function (bytes) {
+            if (typeof bytes !== 'number') {
+                return '';
+            }
+            if (bytes >= 1000000000) {
+                return (bytes / 1000000000).toFixed(2) + ' GB';
+            }
+            if (bytes >= 1000000) {
+                return (bytes / 1000000).toFixed(2) + ' MB';
+            }
+            return (bytes / 1000).toFixed(2) + ' KB';
+        },
+
+        _formatBitrate: function (bits) {
+            if (typeof bits !== 'number') {
+                return '';
+            }
+            if (bits >= 1000000000) {
+                return (bits / 1000000000).toFixed(2) + ' Gbit/s';
+            }
+            if (bits >= 1000000) {
+                return (bits / 1000000).toFixed(2) + ' Mbit/s';
+            }
+            if (bits >= 1000) {
+                return (bits / 1000).toFixed(2) + ' kbit/s';
+            }
+            return bits + ' bit/s';
+        },
+
+        _formatTime: function (seconds) {
+            var date = new Date(seconds * 1000),
+                days = parseInt(seconds / 86400, 10);
+            days = days ? days + 'd ' : '';
+            return days +
+                ('0' + date.getUTCHours()).slice(-2) + ':' +
+                ('0' + date.getUTCMinutes()).slice(-2) + ':' +
+                ('0' + date.getUTCSeconds()).slice(-2);
+        },
+
+        _formatPercentage: function (floatValue) {
+            return (floatValue * 100).toFixed(2) + ' %';
+        },
+
+        _renderExtendedProgress: function (data) {
+            return this._formatBitrate(data.bitrate) + ' | ' +
+                this._formatTime(
+                    (data.total - data.loaded) * 8 / data.bitrate
+                ) + ' | ' +
+                this._formatPercentage(
+                    data.loaded / data.total
+                ) + ' | ' +
+                this._formatFileSize(data.loaded) + ' / ' +
+                this._formatFileSize(data.total);
+        },
+
+        _hasError: function (file) {
+            if (file.error) {
+                return file.error;
+            }
+            // The number of added files is subtracted from
+            // maxNumberOfFiles before validation, so we check if
+            // maxNumberOfFiles is below 0 (instead of below 1):
+            if (this.options.maxNumberOfFiles < 0) {
+                return 'maxNumberOfFiles';
+            }
+            // Files are accepted if either the file type or the file name
+            // matches against the acceptFileTypes regular expression, as
+            // only browsers with support for the File API report the type:
+            if (!(this.options.acceptFileTypes.test(file.type) ||
+                    this.options.acceptFileTypes.test(file.name))) {
+                return 'acceptFileTypes';
+            }
+            if (this.options.maxFileSize &&
+                    file.size > this.options.maxFileSize) {
+                return 'maxFileSize';
+            }
+            if (typeof file.size === 'number' &&
+                    file.size < this.options.minFileSize) {
+                return 'minFileSize';
+            }
+            return null;
+        },
+
+        _validate: function (files) {
+            var that = this,
+                valid = !!files.length;
+            $.each(files, function (index, file) {
+                file.error = that._hasError(file);
+                if (file.error) {
+                    valid = false;
+                }
+            });
+            return valid;
+        },
+
+        _renderTemplate: function (func, files) {
+            if (!func) {
+                return $();
+            }
+            var result = func({
+                files: files,
+                formatFileSize: this._formatFileSize,
+                options: this.options
+            });
+            if (result instanceof $) {
+                return result;
+            }
+            return $(this.options.templatesContainer).html(result).children();
+        },
+
+        _renderPreview: function (file, node) {
+            var that = this,
+                options = this.options,
+                dfd = $.Deferred();
+            return ((loadImage && loadImage(
+                file,
+                function (img) {
+                    node.append(img);
+                    that._forceReflow(node);
+                    that._transition(node).done(function () {
+                        dfd.resolveWith(node);
+                    });
+                    if (!$.contains(document.body, node[0])) {
+                        // If the element is not part of the DOM,
+                        // transition events are not triggered,
+                        // so we have to resolve manually:
+                        dfd.resolveWith(node);
+                    }
+                },
+                {
+                    maxWidth: options.previewMaxWidth,
+                    maxHeight: options.previewMaxHeight,
+                    canvas: options.previewAsCanvas
+                }
+            )) || dfd.resolveWith(node)) && dfd;
+        },
+
+        _renderPreviews: function (files, nodes) {
+            var that = this,
+                options = this.options;
+            nodes.find('.preview span').each(function (index, element) {
+                var file = files[index];
+                if (options.previewSourceFileTypes.test(file.type) &&
+                        ($.type(options.previewSourceMaxFileSize) !== 'number' ||
+                        file.size < options.previewSourceMaxFileSize)) {
+                    that._processingQueue = that._processingQueue.pipe(function () {
+                        var dfd = $.Deferred();
+                        that._renderPreview(file, $(element)).done(
+                            function () {
+                                dfd.resolveWith(that);
+                            }
+                        );
+                        return dfd.promise();
+                    });
+                }
+            });
+            return this._processingQueue;
+        },
+
+        _renderUpload: function (files) {
+            return this._renderTemplate(
+                this.options.uploadTemplate,
+                files
+            );
+        },
+
+        _renderDownload: function (files) {
+            return this._renderTemplate(
+                this.options.downloadTemplate,
+                files
+            ).find('a[download]').each(this._enableDragToDesktop).end();
+        },
+
+        _startHandler: function (e) {
+            e.preventDefault();
+            var button = $(this),
+                template = button.closest('.template-upload'),
+                data = template.data('data');
+            if (data && data.submit && !data.jqXHR && data.submit()) {
+                button.prop('disabled', true);
+            }
+        },
+
+        _cancelHandler: function (e) {
+            e.preventDefault();
+            var template = $(this).closest('.template-upload'),
+                data = template.data('data') || {};
+            if (!data.jqXHR) {
+                data.errorThrown = 'abort';
+                e.data.fileupload._trigger('fail', e, data);
+            } else {
+                data.jqXHR.abort();
+            }
+        },
+
+        _deleteHandler: function (e) {
+            e.preventDefault();
+            var button = $(this);
+            e.data.fileupload._trigger('destroy', e, {
+                context: button.closest('.template-download'),
+                url: button.attr('data-url'),
+                type: button.attr('data-type') || 'DELETE',
+                dataType: e.data.fileupload.options.dataType
+            });
+        },
+
+        _forceReflow: function (node) {
+            return $.support.transition && node.length &&
+                node[0].offsetWidth;
+        },
+
+        _transition: function (node) {
+            var dfd = $.Deferred();
+            if ($.support.transition && node.hasClass('fade')) {
+                node.bind(
+                    $.support.transition.end,
+                    function (e) {
+                        // Make sure we don't respond to other transitions events
+                        // in the container element, e.g. from button elements:
+                        if (e.target === node[0]) {
+                            node.unbind($.support.transition.end);
+                            dfd.resolveWith(node);
+                        }
+                    }
+                ).toggleClass('in');
+            } else {
+                node.toggleClass('in');
+                dfd.resolveWith(node);
+            }
+            return dfd;
+        },
+
+        _initButtonBarEventHandlers: function () {
+            var fileUploadButtonBar = this.element.find('.fileupload-buttonbar'),
+                filesList = this.options.filesContainer,
+                ns = this.options.namespace;
+            fileUploadButtonBar.find('.start')
+                .bind('click.' + ns, function (e) {
+                    e.preventDefault();
+                    filesList.find('.start button').click();
+                });
+            fileUploadButtonBar.find('.cancel')
+                .bind('click.' + ns, function (e) {
+                    e.preventDefault();
+                    filesList.find('.cancel button').click();
+                });
+            fileUploadButtonBar.find('.delete')
+                .bind('click.' + ns, function (e) {
+                    e.preventDefault();
+                    filesList.find('.delete input:checked')
+                        .siblings('button').click();
+                    fileUploadButtonBar.find('.toggle')
+                        .prop('checked', false);
+                });
+            fileUploadButtonBar.find('.toggle')
+                .bind('change.' + ns, function (e) {
+                    filesList.find('.delete input').prop(
+                        'checked',
+                        $(this).is(':checked')
+                    );
+                });
+        },
+
+        _destroyButtonBarEventHandlers: function () {
+            this.element.find('.fileupload-buttonbar button')
+                .unbind('click.' + this.options.namespace);
+            this.element.find('.fileupload-buttonbar .toggle')
+                .unbind('change.' + this.options.namespace);
+        },
+
+        _initEventHandlers: function () {
+            parentWidget.prototype._initEventHandlers.call(this);
+            var eventData = {fileupload: this};
+            this.options.filesContainer
+                .delegate(
+                    '.start button',
+                    'click.' + this.options.namespace,
+                    eventData,
+                    this._startHandler
+                )
+                .delegate(
+                    '.cancel button',
+                    'click.' + this.options.namespace,
+                    eventData,
+                    this._cancelHandler
+                )
+                .delegate(
+                    '.delete button',
+                    'click.' + this.options.namespace,
+                    eventData,
+                    this._deleteHandler
+                );
+            this._initButtonBarEventHandlers();
+        },
+
+        _destroyEventHandlers: function () {
+            var options = this.options;
+            this._destroyButtonBarEventHandlers();
+            options.filesContainer
+                .undelegate('.start button', 'click.' + options.namespace)
+                .undelegate('.cancel button', 'click.' + options.namespace)
+                .undelegate('.delete button', 'click.' + options.namespace);
+            parentWidget.prototype._destroyEventHandlers.call(this);
+        },
+
+        _enableFileInputButton: function () {
+            this.element.find('.fileinput-button input')
+                .prop('disabled', false)
+                .parent().removeClass('disabled');
+        },
+
+        _disableFileInputButton: function () {
+            this.element.find('.fileinput-button input')
+                .prop('disabled', true)
+                .parent().addClass('disabled');
+        },
+
+        _initTemplates: function () {
+            var options = this.options;
+            options.templatesContainer = document.createElement(
+                options.filesContainer.prop('nodeName')
+            );
+            if (tmpl) {
+                if (options.uploadTemplateId) {
+                    options.uploadTemplate = tmpl(options.uploadTemplateId);
+                }
+                if (options.downloadTemplateId) {
+                    options.downloadTemplate = tmpl(options.downloadTemplateId);
+                }
+            }
+        },
+
+        _initFilesContainer: function () {
+            var options = this.options;
+            if (options.filesContainer === undefined) {
+                options.filesContainer = this.element.find('.files');
+            } else if (!(options.filesContainer instanceof $)) {
+                options.filesContainer = $(options.filesContainer);
+            }
+        },
+
+        _stringToRegExp: function (str) {
+            var parts = str.split('/'),
+                modifiers = parts.pop();
+            parts.shift();
+            return new RegExp(parts.join('/'), modifiers);
+        },
+
+        _initRegExpOptions: function () {
+            var options = this.options;
+            if ($.type(options.acceptFileTypes) === 'string') {
+                options.acceptFileTypes = this._stringToRegExp(
+                    options.acceptFileTypes
+                );
+            }
+            if ($.type(options.previewSourceFileTypes) === 'string') {
+                options.previewSourceFileTypes = this._stringToRegExp(
+                    options.previewSourceFileTypes
+                );
+            }
+        },
+
+        _initSpecialOptions: function () {
+            parentWidget.prototype._initSpecialOptions.call(this);
+            this._initFilesContainer();
+            this._initTemplates();
+            this._initRegExpOptions();
+        },
+
+        _create: function () {
+            parentWidget.prototype._create.call(this);
+            this._refreshOptionsList.push(
+                'filesContainer',
+                'uploadTemplateId',
+                'downloadTemplateId'
+            );
+            if (!$.blueimpFP) {
+                this._processingQueue = $.Deferred().resolveWith(this).promise();
+                this.process = function () {
+                    return this._processingQueue;
+                };
+            }
+        },
+
+        enable: function () {
+            parentWidget.prototype.enable.call(this);
+            this.element.find('input, button').prop('disabled', false);
+            this._enableFileInputButton();
+        },
+
+        disable: function () {
+            this.element.find('input, button').prop('disabled', true);
+            this._disableFileInputButton();
+            parentWidget.prototype.disable.call(this);
+        }
+
+    });
+
+}));
diff --git a/vendors/jquery-file-upload/js/jquery.fileupload.js b/vendors/jquery-file-upload/js/jquery.fileupload.js
new file mode 100644
index 000000000..4bbd28729
--- /dev/null
+++ b/vendors/jquery-file-upload/js/jquery.fileupload.js
@@ -0,0 +1,972 @@
+/*
+ * jQuery File Upload Plugin 5.13
+ * https://github.com/blueimp/jQuery-File-Upload
+ *
+ * Copyright 2010, Sebastian Tschan
+ * https://blueimp.net
+ *
+ * Licensed under the MIT license:
+ * http://www.opensource.org/licenses/MIT
+ */
+
+/*jslint nomen: true, unparam: true, regexp: true */
+/*global define, window, document, Blob, FormData, location */
+
+(function (factory) {
+    'use strict';
+    if (typeof define === 'function' && define.amd) {
+        // Register as an anonymous AMD module:
+        define([
+            'jquery',
+            'jquery.ui.widget'
+        ], factory);
+    } else {
+        // Browser globals:
+        factory(window.jQuery);
+    }
+}(function ($) {
+    'use strict';
+
+    // The FileReader API is not actually used, but works as feature detection,
+    // as e.g. Safari supports XHR file uploads via the FormData API,
+    // but not non-multipart XHR file uploads:
+    $.support.xhrFileUpload = !!(window.XMLHttpRequestUpload && window.FileReader);
+    $.support.xhrFormDataFileUpload = !!window.FormData;
+
+    // The fileupload widget listens for change events on file input fields defined
+    // via fileInput setting and paste or drop events of the given dropZone.
+    // In addition to the default jQuery Widget methods, the fileupload widget
+    // exposes the "add" and "send" methods, to add or directly send files using
+    // the fileupload API.
+    // By default, files added via file input selection, paste, drag & drop or
+    // "add" method are uploaded immediately, but it is possible to override
+    // the "add" callback option to queue file uploads.
+    $.widget('blueimp.fileupload', {
+
+        options: {
+            // The namespace used for event handler binding on the dropZone and
+            // fileInput collections.
+            // If not set, the name of the widget ("fileupload") is used.
+            namespace: undefined,
+            // The drop target collection, by the default the complete document.
+            // Set to null or an empty collection to disable drag & drop support:
+            dropZone: $(document),
+            // The file input field collection, that is listened for change events.
+            // If undefined, it is set to the file input fields inside
+            // of the widget element on plugin initialization.
+            // Set to null or an empty collection to disable the change listener.
+            fileInput: undefined,
+            // By default, the file input field is replaced with a clone after
+            // each input field change event. This is required for iframe transport
+            // queues and allows change events to be fired for the same file
+            // selection, but can be disabled by setting the following option to false:
+            replaceFileInput: true,
+            // The parameter name for the file form data (the request argument name).
+            // If undefined or empty, the name property of the file input field is
+            // used, or "files[]" if the file input name property is also empty,
+            // can be a string or an array of strings:
+            paramName: undefined,
+            // By default, each file of a selection is uploaded using an individual
+            // request for XHR type uploads. Set to false to upload file
+            // selections in one request each:
+            singleFileUploads: true,
+            // To limit the number of files uploaded with one XHR request,
+            // set the following option to an integer greater than 0:
+            limitMultiFileUploads: undefined,
+            // Set the following option to true to issue all file upload requests
+            // in a sequential order:
+            sequentialUploads: false,
+            // To limit the number of concurrent uploads,
+            // set the following option to an integer greater than 0:
+            limitConcurrentUploads: undefined,
+            // Set the following option to true to force iframe transport uploads:
+            forceIframeTransport: false,
+            // Set the following option to the location of a redirect url on the
+            // origin server, for cross-domain iframe transport uploads:
+            redirect: undefined,
+            // The parameter name for the redirect url, sent as part of the form
+            // data and set to 'redirect' if this option is empty:
+            redirectParamName: undefined,
+            // Set the following option to the location of a postMessage window,
+            // to enable postMessage transport uploads:
+            postMessage: undefined,
+            // By default, XHR file uploads are sent as multipart/form-data.
+            // The iframe transport is always using multipart/form-data.
+            // Set to false to enable non-multipart XHR uploads:
+            multipart: true,
+            // To upload large files in smaller chunks, set the following option
+            // to a preferred maximum chunk size. If set to 0, null or undefined,
+            // or the browser does not support the required Blob API, files will
+            // be uploaded as a whole.
+            maxChunkSize: undefined,
+            // When a non-multipart upload or a chunked multipart upload has been
+            // aborted, this option can be used to resume the upload by setting
+            // it to the size of the already uploaded bytes. This option is most
+            // useful when modifying the options object inside of the "add" or
+            // "send" callbacks, as the options are cloned for each file upload.
+            uploadedBytes: undefined,
+            // By default, failed (abort or error) file uploads are removed from the
+            // global progress calculation. Set the following option to false to
+            // prevent recalculating the global progress data:
+            recalculateProgress: true,
+            // Interval in milliseconds to calculate and trigger progress events:
+            progressInterval: 100,
+            // Interval in milliseconds to calculate progress bitrate:
+            bitrateInterval: 500,
+
+            // Additional form data to be sent along with the file uploads can be set
+            // using this option, which accepts an array of objects with name and
+            // value properties, a function returning such an array, a FormData
+            // object (for XHR file uploads), or a simple object.
+            // The form of the first fileInput is given as parameter to the function:
+            formData: function (form) {
+                return form.serializeArray();
+            },
+
+            // The add callback is invoked as soon as files are added to the fileupload
+            // widget (via file input selection, drag & drop, paste or add API call).
+            // If the singleFileUploads option is enabled, this callback will be
+            // called once for each file in the selection for XHR file uplaods, else
+            // once for each file selection.
+            // The upload starts when the submit method is invoked on the data parameter.
+            // The data object contains a files property holding the added files
+            // and allows to override plugin options as well as define ajax settings.
+            // Listeners for this callback can also be bound the following way:
+            // .bind('fileuploadadd', func);
+            // data.submit() returns a Promise object and allows to attach additional
+            // handlers using jQuery's Deferred callbacks:
+            // data.submit().done(func).fail(func).always(func);
+            add: function (e, data) {
+                data.submit();
+            },
+
+            // Other callbacks:
+            // Callback for the submit event of each file upload:
+            // submit: function (e, data) {}, // .bind('fileuploadsubmit', func);
+            // Callback for the start of each file upload request:
+            // send: function (e, data) {}, // .bind('fileuploadsend', func);
+            // Callback for successful uploads:
+            // done: function (e, data) {}, // .bind('fileuploaddone', func);
+            // Callback for failed (abort or error) uploads:
+            // fail: function (e, data) {}, // .bind('fileuploadfail', func);
+            // Callback for completed (success, abort or error) requests:
+            // always: function (e, data) {}, // .bind('fileuploadalways', func);
+            // Callback for upload progress events:
+            // progress: function (e, data) {}, // .bind('fileuploadprogress', func);
+            // Callback for global upload progress events:
+            // progressall: function (e, data) {}, // .bind('fileuploadprogressall', func);
+            // Callback for uploads start, equivalent to the global ajaxStart event:
+            // start: function (e) {}, // .bind('fileuploadstart', func);
+            // Callback for uploads stop, equivalent to the global ajaxStop event:
+            // stop: function (e) {}, // .bind('fileuploadstop', func);
+            // Callback for change events of the fileInput collection:
+            // change: function (e, data) {}, // .bind('fileuploadchange', func);
+            // Callback for paste events to the dropZone collection:
+            // paste: function (e, data) {}, // .bind('fileuploadpaste', func);
+            // Callback for drop events of the dropZone collection:
+            // drop: function (e, data) {}, // .bind('fileuploaddrop', func);
+            // Callback for dragover events of the dropZone collection:
+            // dragover: function (e) {}, // .bind('fileuploaddragover', func);
+
+            // The plugin options are used as settings object for the ajax calls.
+            // The following are jQuery ajax settings required for the file uploads:
+            processData: false,
+            contentType: false,
+            cache: false
+        },
+
+        // A list of options that require a refresh after assigning a new value:
+        _refreshOptionsList: [
+            'namespace',
+            'dropZone',
+            'fileInput',
+            'multipart',
+            'forceIframeTransport'
+        ],
+
+        _BitrateTimer: function () {
+            this.timestamp = +(new Date());
+            this.loaded = 0;
+            this.bitrate = 0;
+            this.getBitrate = function (now, loaded, interval) {
+                var timeDiff = now - this.timestamp;
+                if (!this.bitrate || !interval || timeDiff > interval) {
+                    this.bitrate = (loaded - this.loaded) * (1000 / timeDiff) * 8;
+                    this.loaded = loaded;
+                    this.timestamp = now;
+                }
+                return this.bitrate;
+            };
+        },
+
+        _isXHRUpload: function (options) {
+            return !options.forceIframeTransport &&
+                ((!options.multipart && $.support.xhrFileUpload) ||
+                $.support.xhrFormDataFileUpload);
+        },
+
+        _getFormData: function (options) {
+            var formData;
+            if (typeof options.formData === 'function') {
+                return options.formData(options.form);
+            }
+			if ($.isArray(options.formData)) {
+                return options.formData;
+            }
+			if (options.formData) {
+                formData = [];
+                $.each(options.formData, function (name, value) {
+                    formData.push({name: name, value: value});
+                });
+                return formData;
+            }
+            return [];
+        },
+
+        _getTotal: function (files) {
+            var total = 0;
+            $.each(files, function (index, file) {
+                total += file.size || 1;
+            });
+            return total;
+        },
+
+        _onProgress: function (e, data) {
+            if (e.lengthComputable) {
+                var now = +(new Date()),
+                    total,
+                    loaded;
+                if (data._time && data.progressInterval &&
+                        (now - data._time < data.progressInterval) &&
+                        e.loaded !== e.total) {
+                    return;
+                }
+                data._time = now;
+                total = data.total || this._getTotal(data.files);
+                loaded = parseInt(
+                    e.loaded / e.total * (data.chunkSize || total),
+                    10
+                ) + (data.uploadedBytes || 0);
+                this._loaded += loaded - (data.loaded || data.uploadedBytes || 0);
+                data.lengthComputable = true;
+                data.loaded = loaded;
+                data.total = total;
+                data.bitrate = data._bitrateTimer.getBitrate(
+                    now,
+                    loaded,
+                    data.bitrateInterval
+                );
+                // Trigger a custom progress event with a total data property set
+                // to the file size(s) of the current upload and a loaded data
+                // property calculated accordingly:
+                this._trigger('progress', e, data);
+                // Trigger a global progress event for all current file uploads,
+                // including ajax calls queued for sequential file uploads:
+                this._trigger('progressall', e, {
+                    lengthComputable: true,
+                    loaded: this._loaded,
+                    total: this._total,
+                    bitrate: this._bitrateTimer.getBitrate(
+                        now,
+                        this._loaded,
+                        data.bitrateInterval
+                    )
+                });
+            }
+        },
+
+        _initProgressListener: function (options) {
+            var that = this,
+                xhr = options.xhr ? options.xhr() : $.ajaxSettings.xhr();
+            // Accesss to the native XHR object is required to add event listeners
+            // for the upload progress event:
+            if (xhr.upload) {
+                $(xhr.upload).bind('progress', function (e) {
+                    var oe = e.originalEvent;
+                    // Make sure the progress event properties get copied over:
+                    e.lengthComputable = oe.lengthComputable;
+                    e.loaded = oe.loaded;
+                    e.total = oe.total;
+                    that._onProgress(e, options);
+                });
+                options.xhr = function () {
+                    return xhr;
+                };
+            }
+        },
+
+        _initXHRData: function (options) {
+            var formData,
+                file = options.files[0],
+                // Ignore non-multipart setting if not supported:
+                multipart = options.multipart || !$.support.xhrFileUpload,
+                paramName = options.paramName[0];
+            if (!multipart || options.blob) {
+                // For non-multipart uploads and chunked uploads,
+                // file meta data is not part of the request body,
+                // so we transmit this data as part of the HTTP headers.
+                // For cross domain requests, these headers must be allowed
+                // via Access-Control-Allow-Headers or removed using
+                // the beforeSend callback:
+                options.headers = $.extend(options.headers, {
+                    'X-File-Name': file.name,
+                    'X-File-Type': file.type,
+                    'X-File-Size': file.size
+                });
+                if (!options.blob) {
+                    // Non-chunked non-multipart upload:
+                    options.contentType = file.type;
+                    options.data = file;
+                } else if (!multipart) {
+                    // Chunked non-multipart upload:
+                    options.contentType = 'application/octet-stream';
+                    options.data = options.blob;
+                }
+            }
+            if (multipart && $.support.xhrFormDataFileUpload) {
+                if (options.postMessage) {
+                    // window.postMessage does not allow sending FormData
+                    // objects, so we just add the File/Blob objects to
+                    // the formData array and let the postMessage window
+                    // create the FormData object out of this array:
+                    formData = this._getFormData(options);
+                    if (options.blob) {
+                        formData.push({
+                            name: paramName,
+                            value: options.blob
+                        });
+                    } else {
+                        $.each(options.files, function (index, file) {
+                            formData.push({
+                                name: options.paramName[index] || paramName,
+                                value: file
+                            });
+                        });
+                    }
+                } else {
+                    if (options.formData instanceof FormData) {
+                        formData = options.formData;
+                    } else {
+                        formData = new FormData();
+                        $.each(this._getFormData(options), function (index, field) {
+                            formData.append(field.name, field.value);
+                        });
+                    }
+                    if (options.blob) {
+                        formData.append(paramName, options.blob, file.name);
+                    } else {
+                        $.each(options.files, function (index, file) {
+                            // File objects are also Blob instances.
+                            // This check allows the tests to run with
+                            // dummy objects:
+                            if (file instanceof Blob) {
+                                formData.append(
+                                    options.paramName[index] || paramName,
+                                    file,
+                                    file.name
+                                );
+                            }
+                        });
+                    }
+                }
+                options.data = formData;
+            }
+            // Blob reference is not needed anymore, free memory:
+            options.blob = null;
+        },
+
+        _initIframeSettings: function (options) {
+            // Setting the dataType to iframe enables the iframe transport:
+            options.dataType = 'iframe ' + (options.dataType || '');
+            // The iframe transport accepts a serialized array as form data:
+            options.formData = this._getFormData(options);
+            // Add redirect url to form data on cross-domain uploads:
+            if (options.redirect && $('<a></a>').prop('href', options.url)
+                    .prop('host') !== location.host) {
+                options.formData.push({
+                    name: options.redirectParamName || 'redirect',
+                    value: options.redirect
+                });
+            }
+        },
+
+        _initDataSettings: function (options) {
+            if (this._isXHRUpload(options)) {
+                if (!this._chunkedUpload(options, true)) {
+                    if (!options.data) {
+                        this._initXHRData(options);
+                    }
+                    this._initProgressListener(options);
+                }
+                if (options.postMessage) {
+                    // Setting the dataType to postmessage enables the
+                    // postMessage transport:
+                    options.dataType = 'postmessage ' + (options.dataType || '');
+                }
+            } else {
+                this._initIframeSettings(options, 'iframe');
+            }
+        },
+
+        _getParamName: function (options) {
+            var fileInput = $(options.fileInput),
+                paramName = options.paramName;
+            if (!paramName) {
+                paramName = [];
+                fileInput.each(function () {
+                    var input = $(this),
+                        name = input.prop('name') || 'files[]',
+                        i = (input.prop('files') || [1]).length;
+                    while (i) {
+                        paramName.push(name);
+                        i -= 1;
+                    }
+                });
+                if (!paramName.length) {
+                    paramName = [fileInput.prop('name') || 'files[]'];
+                }
+            } else if (!$.isArray(paramName)) {
+                paramName = [paramName];
+            }
+            return paramName;
+        },
+
+        _initFormSettings: function (options) {
+            // Retrieve missing options from the input field and the
+            // associated form, if available:
+            if (!options.form || !options.form.length) {
+                options.form = $(options.fileInput.prop('form'));
+            }
+            options.paramName = this._getParamName(options);
+            if (!options.url) {
+                options.url = options.form.prop('action') || location.href;
+            }
+            // The HTTP request method must be "POST" or "PUT":
+            options.type = (options.type || options.form.prop('method') || '')
+                .toUpperCase();
+            if (options.type !== 'POST' && options.type !== 'PUT') {
+                options.type = 'POST';
+            }
+        },
+
+        _getAJAXSettings: function (data) {
+            var options = $.extend({}, this.options, data);
+            this._initFormSettings(options);
+            this._initDataSettings(options);
+            return options;
+        },
+
+        // Maps jqXHR callbacks to the equivalent
+        // methods of the given Promise object:
+        _enhancePromise: function (promise) {
+            promise.success = promise.done;
+            promise.error = promise.fail;
+            promise.complete = promise.always;
+            return promise;
+        },
+
+        // Creates and returns a Promise object enhanced with
+        // the jqXHR methods abort, success, error and complete:
+        _getXHRPromise: function (resolveOrReject, context, args) {
+            var dfd = $.Deferred(),
+                promise = dfd.promise();
+            context = context || this.options.context || promise;
+            if (resolveOrReject === true) {
+                dfd.resolveWith(context, args);
+            } else if (resolveOrReject === false) {
+                dfd.rejectWith(context, args);
+            }
+            promise.abort = dfd.promise;
+            return this._enhancePromise(promise);
+        },
+
+        // Uploads a file in multiple, sequential requests
+        // by splitting the file up in multiple blob chunks.
+        // If the second parameter is true, only tests if the file
+        // should be uploaded in chunks, but does not invoke any
+        // upload requests:
+        _chunkedUpload: function (options, testOnly) {
+            var that = this,
+                file = options.files[0],
+                fs = file.size,
+                ub = options.uploadedBytes = options.uploadedBytes || 0,
+                mcs = options.maxChunkSize || fs,
+                // Use the Blob methods with the slice implementation
+                // according to the W3C Blob API specification:
+                slice = file.webkitSlice || file.mozSlice || file.slice,
+                upload,
+                n,
+                jqXHR,
+                pipe;
+            if (!(this._isXHRUpload(options) && slice && (ub || mcs < fs)) ||
+                    options.data) {
+                return false;
+            }
+            if (testOnly) {
+                return true;
+            }
+            if (ub >= fs) {
+                file.error = 'uploadedBytes';
+                return this._getXHRPromise(
+                    false,
+                    options.context,
+                    [null, 'error', file.error]
+                );
+            }
+            // n is the number of blobs to upload,
+            // calculated via filesize, uploaded bytes and max chunk size:
+            n = Math.ceil((fs - ub) / mcs);
+            // The chunk upload method accepting the chunk number as parameter:
+            upload = function (i) {
+                if (!i) {
+                    return that._getXHRPromise(true, options.context);
+                }
+                // Upload the blobs in sequential order:
+                return upload(i -= 1).pipe(function () {
+                    // Clone the options object for each chunk upload:
+                    var o = $.extend({}, options);
+                    o.blob = slice.call(
+                        file,
+                        ub + i * mcs,
+                        ub + (i + 1) * mcs
+                    );
+                    // Expose the chunk index:
+                    o.chunkIndex = i;
+                    // Expose the number of chunks:
+                    o.chunksNumber = n;
+                    // Store the current chunk size, as the blob itself
+                    // will be dereferenced after data processing:
+                    o.chunkSize = o.blob.size;
+                    // Process the upload data (the blob and potential form data):
+                    that._initXHRData(o);
+                    // Add progress listeners for this chunk upload:
+                    that._initProgressListener(o);
+                    jqXHR = ($.ajax(o) || that._getXHRPromise(false, o.context))
+                        .done(function () {
+                            // Create a progress event if upload is done and
+                            // no progress event has been invoked for this chunk:
+                            if (!o.loaded) {
+                                that._onProgress($.Event('progress', {
+                                    lengthComputable: true,
+                                    loaded: o.chunkSize,
+                                    total: o.chunkSize
+                                }), o);
+                            }
+                            options.uploadedBytes = o.uploadedBytes +=
+                                o.chunkSize;
+                        });
+                    return jqXHR;
+                });
+            };
+            // Return the piped Promise object, enhanced with an abort method,
+            // which is delegated to the jqXHR object of the current upload,
+            // and jqXHR callbacks mapped to the equivalent Promise methods:
+            pipe = upload(n);
+            pipe.abort = function () {
+                return jqXHR.abort();
+            };
+            return this._enhancePromise(pipe);
+        },
+
+        _beforeSend: function (e, data) {
+            if (this._active === 0) {
+                // the start callback is triggered when an upload starts
+                // and no other uploads are currently running,
+                // equivalent to the global ajaxStart event:
+                this._trigger('start');
+                // Set timer for global bitrate progress calculation:
+                this._bitrateTimer = new this._BitrateTimer();
+            }
+            this._active += 1;
+            // Initialize the global progress values:
+            this._loaded += data.uploadedBytes || 0;
+            this._total += this._getTotal(data.files);
+        },
+
+        _onDone: function (result, textStatus, jqXHR, options) {
+            if (!this._isXHRUpload(options)) {
+                // Create a progress event for each iframe load:
+                this._onProgress($.Event('progress', {
+                    lengthComputable: true,
+                    loaded: 1,
+                    total: 1
+                }), options);
+            }
+            options.result = result;
+            options.textStatus = textStatus;
+            options.jqXHR = jqXHR;
+            this._trigger('done', null, options);
+        },
+
+        _onFail: function (jqXHR, textStatus, errorThrown, options) {
+            options.jqXHR = jqXHR;
+            options.textStatus = textStatus;
+            options.errorThrown = errorThrown;
+            this._trigger('fail', null, options);
+            if (options.recalculateProgress) {
+                // Remove the failed (error or abort) file upload from
+                // the global progress calculation:
+                this._loaded -= options.loaded || options.uploadedBytes || 0;
+                this._total -= options.total || this._getTotal(options.files);
+            }
+        },
+
+        _onAlways: function (jqXHRorResult, textStatus, jqXHRorError, options) {
+            this._active -= 1;
+            options.textStatus = textStatus;
+            if (jqXHRorError && jqXHRorError.always) {
+                options.jqXHR = jqXHRorError;
+                options.result = jqXHRorResult;
+            } else {
+                options.jqXHR = jqXHRorResult;
+                options.errorThrown = jqXHRorError;
+            }
+            this._trigger('always', null, options);
+            if (this._active === 0) {
+                // The stop callback is triggered when all uploads have
+                // been completed, equivalent to the global ajaxStop event:
+                this._trigger('stop');
+                // Reset the global progress values:
+                this._loaded = this._total = 0;
+                this._bitrateTimer = null;
+            }
+        },
+
+        _onSend: function (e, data) {
+            var that = this,
+                jqXHR,
+                slot,
+                pipe,
+                options = that._getAJAXSettings(data),
+                send = function (resolve, args) {
+                    that._sending += 1;
+                    // Set timer for bitrate progress calculation:
+                    options._bitrateTimer = new that._BitrateTimer();
+                    jqXHR = jqXHR || (
+                        (resolve !== false &&
+                        that._trigger('send', e, options) !== false &&
+                        (that._chunkedUpload(options) || $.ajax(options))) ||
+                        that._getXHRPromise(false, options.context, args)
+                    ).done(function (result, textStatus, jqXHR) {
+                        that._onDone(result, textStatus, jqXHR, options);
+                    }).fail(function (jqXHR, textStatus, errorThrown) {
+                        that._onFail(jqXHR, textStatus, errorThrown, options);
+                    }).always(function (jqXHRorResult, textStatus, jqXHRorError) {
+                        that._sending -= 1;
+                        that._onAlways(
+                            jqXHRorResult,
+                            textStatus,
+                            jqXHRorError,
+                            options
+                        );
+                        if (options.limitConcurrentUploads &&
+                                options.limitConcurrentUploads > that._sending) {
+                            // Start the next queued upload,
+                            // that has not been aborted:
+                            var nextSlot = that._slots.shift();
+                            while (nextSlot) {
+                                if (!nextSlot.isRejected()) {
+                                    nextSlot.resolve();
+                                    break;
+                                }
+                                nextSlot = that._slots.shift();
+                            }
+                        }
+                    });
+                    return jqXHR;
+                };
+            this._beforeSend(e, options);
+            if (this.options.sequentialUploads ||
+                    (this.options.limitConcurrentUploads &&
+                    this.options.limitConcurrentUploads <= this._sending)) {
+                if (this.options.limitConcurrentUploads > 1) {
+                    slot = $.Deferred();
+                    this._slots.push(slot);
+                    pipe = slot.pipe(send);
+                } else {
+                    pipe = (this._sequence = this._sequence.pipe(send, send));
+                }
+                // Return the piped Promise object, enhanced with an abort method,
+                // which is delegated to the jqXHR object of the current upload,
+                // and jqXHR callbacks mapped to the equivalent Promise methods:
+                pipe.abort = function () {
+                    var args = [undefined, 'abort', 'abort'];
+                    if (!jqXHR) {
+                        if (slot) {
+                            slot.rejectWith(args);
+                        }
+                        return send(false, args);
+                    }
+                    return jqXHR.abort();
+                };
+                return this._enhancePromise(pipe);
+            }
+            return send();
+        },
+
+        _onAdd: function (e, data) {
+            var that = this,
+                result = true,
+                options = $.extend({}, this.options, data),
+                limit = options.limitMultiFileUploads,
+                paramName = this._getParamName(options),
+                paramNameSet,
+                paramNameSlice,
+                fileSet,
+                i;
+            if (!(options.singleFileUploads || limit) ||
+                    !this._isXHRUpload(options)) {
+                fileSet = [data.files];
+                paramNameSet = [paramName];
+            } else if (!options.singleFileUploads && limit) {
+                fileSet = [];
+                paramNameSet = [];
+                for (i = 0; i < data.files.length; i += limit) {
+                    fileSet.push(data.files.slice(i, i + limit));
+                    paramNameSlice = paramName.slice(i, i + limit);
+                    if (!paramNameSlice.length) {
+                        paramNameSlice = paramName;
+                    }
+                    paramNameSet.push(paramNameSlice);
+                }
+            } else {
+                paramNameSet = paramName;
+            }
+            data.originalFiles = data.files;
+            $.each(fileSet || data.files, function (index, element) {
+                var newData = $.extend({}, data);
+                newData.files = fileSet ? element : [element];
+                newData.paramName = paramNameSet[index];
+                newData.submit = function () {
+                    newData.jqXHR = this.jqXHR =
+                        (that._trigger('submit', e, this) !== false) &&
+                        that._onSend(e, this);
+                    return this.jqXHR;
+                };
+                return (result = that._trigger('add', e, newData));
+            });
+            return result;
+        },
+
+        // File Normalization for Gecko 1.9.1 (Firefox 3.5) support:
+        _normalizeFile: function (index, file) {
+            if (file.name === undefined && file.size === undefined) {
+                file.name = file.fileName;
+                file.size = file.fileSize;
+            }
+        },
+
+        _replaceFileInput: function (input) {
+            var inputClone = input.clone(true);
+            $('<form></form>').append(inputClone)[0].reset();
+            // Detaching allows to insert the fileInput on another form
+            // without loosing the file input value:
+            input.after(inputClone).detach();
+            // Avoid memory leaks with the detached file input:
+            $.cleanData(input.unbind('remove'));
+            // Replace the original file input element in the fileInput
+            // collection with the clone, which has been copied including
+            // event handlers:
+            this.options.fileInput = this.options.fileInput.map(function (i, el) {
+                if (el === input[0]) {
+                    return inputClone[0];
+                }
+                return el;
+            });
+            // If the widget has been initialized on the file input itself,
+            // override this.element with the file input clone:
+            if (input[0] === this.element[0]) {
+                this.element = inputClone;
+            }
+        },
+
+        _getFileInputFiles: function (fileInput) {
+            fileInput = $(fileInput);
+            var files = $.each($.makeArray(fileInput.prop('files')), this._normalizeFile),
+                value;
+            if (!files.length) {
+                value = fileInput.prop('value');
+                if (!value) {
+                    return [];
+                }
+                // If the files property is not available, the browser does not
+                // support the File API and we add a pseudo File object with
+                // the input value as name with path information removed:
+                files = [{name: value.replace(/^.*\\/, '')}];
+            }
+            return files;
+        },
+
+        _onChange: function (e) {
+            var that = e.data.fileupload,
+                data = {
+                    fileInput: $(e.target),
+                    form: $(e.target.form)
+                };
+            data.files = that._getFileInputFiles(data.fileInput);
+            if (that.options.replaceFileInput) {
+                that._replaceFileInput(data.fileInput);
+            }
+            if (that._trigger('change', e, data) === false ||
+                    that._onAdd(e, data) === false) {
+                return false;
+            }
+        },
+
+        _onPaste: function (e) {
+            var that = e.data.fileupload,
+                cbd = e.originalEvent.clipboardData,
+                items = (cbd && cbd.items) || [],
+                data = {files: []};
+            $.each(items, function (index, item) {
+                var file = item.getAsFile && item.getAsFile();
+                if (file) {
+                    data.files.push(file);
+                }
+            });
+            if (that._trigger('paste', e, data) === false ||
+                    that._onAdd(e, data) === false) {
+                return false;
+            }
+        },
+
+        _onDrop: function (e) {
+            var that = e.data.fileupload,
+                dataTransfer = e.dataTransfer = e.originalEvent.dataTransfer,
+                data = {
+                    files: $.each(
+                        $.makeArray(dataTransfer && dataTransfer.files),
+                        that._normalizeFile
+                    )
+                };
+            if (that._trigger('drop', e, data) === false ||
+                    that._onAdd(e, data) === false) {
+                return false;
+            }
+            e.preventDefault();
+        },
+
+        _onDragOver: function (e) {
+            var that = e.data.fileupload,
+                dataTransfer = e.dataTransfer = e.originalEvent.dataTransfer;
+            if (that._trigger('dragover', e) === false) {
+                return false;
+            }
+            if (dataTransfer) {
+                dataTransfer.dropEffect = 'copy';
+            }
+            e.preventDefault();
+        },
+
+        _initEventHandlers: function () {
+            var ns = this.options.namespace;
+            if (this._isXHRUpload(this.options)) {
+                this.options.dropZone
+                    .bind('dragover.' + ns, {fileupload: this}, this._onDragOver)
+                    .bind('drop.' + ns, {fileupload: this}, this._onDrop)
+                    .bind('paste.' + ns, {fileupload: this}, this._onPaste);
+            }
+            this.options.fileInput
+                .bind('change.' + ns, {fileupload: this}, this._onChange);
+        },
+
+        _destroyEventHandlers: function () {
+            var ns = this.options.namespace;
+            this.options.dropZone
+                .unbind('dragover.' + ns, this._onDragOver)
+                .unbind('drop.' + ns, this._onDrop)
+                .unbind('paste.' + ns, this._onPaste);
+            this.options.fileInput
+                .unbind('change.' + ns, this._onChange);
+        },
+
+        _setOption: function (key, value) {
+            var refresh = $.inArray(key, this._refreshOptionsList) !== -1;
+            if (refresh) {
+                this._destroyEventHandlers();
+            }
+            $.Widget.prototype._setOption.call(this, key, value);
+            if (refresh) {
+                this._initSpecialOptions();
+                this._initEventHandlers();
+            }
+        },
+
+        _initSpecialOptions: function () {
+            var options = this.options;
+            if (options.fileInput === undefined) {
+                options.fileInput = this.element.is('input:file') ?
+                        this.element : this.element.find('input:file');
+            } else if (!(options.fileInput instanceof $)) {
+                options.fileInput = $(options.fileInput);
+            }
+            if (!(options.dropZone instanceof $)) {
+                options.dropZone = $(options.dropZone);
+            }
+        },
+
+        _create: function () {
+            var options = this.options;
+            // Initialize options set via HTML5 data-attributes:
+            $.extend(options, $(this.element[0].cloneNode(false)).data());
+            options.namespace = options.namespace || this.widgetName;
+            this._initSpecialOptions();
+            this._slots = [];
+            this._sequence = this._getXHRPromise(true);
+            this._sending = this._active = this._loaded = this._total = 0;
+            this._initEventHandlers();
+        },
+
+        destroy: function () {
+            this._destroyEventHandlers();
+            $.Widget.prototype.destroy.call(this);
+        },
+
+        enable: function () {
+            $.Widget.prototype.enable.call(this);
+            this._initEventHandlers();
+        },
+
+        disable: function () {
+            this._destroyEventHandlers();
+            $.Widget.prototype.disable.call(this);
+        },
+
+        // This method is exposed to the widget API and allows adding files
+        // using the fileupload API. The data parameter accepts an object which
+        // must have a files property and can contain additional options:
+        // .fileupload('add', {files: filesList});
+        add: function (data) {
+            if (!data || this.options.disabled) {
+                return;
+            }
+            if (data.fileInput && !data.files) {
+                data.files = this._getFileInputFiles(data.fileInput);
+            } else {
+                data.files = $.each($.makeArray(data.files), this._normalizeFile);
+            }
+            this._onAdd(null, data);
+        },
+
+        // This method is exposed to the widget API and allows sending files
+        // using the fileupload API. The data parameter accepts an object which
+        // must have a files property and can contain additional options:
+        // .fileupload('send', {files: filesList});
+        // The method returns a Promise object for the file upload call.
+        send: function (data) {
+            if (data && !this.options.disabled) {
+                if (data.fileInput && !data.files) {
+                    data.files = this._getFileInputFiles(data.fileInput);
+                } else {
+                    data.files = $.each($.makeArray(data.files), this._normalizeFile);
+                }
+                if (data.files.length) {
+                    return this._onSend(null, data);
+                }
+            }
+            return this._getXHRPromise(false, data && data.context);
+        }
+
+    });
+
+}));
diff --git a/vendors/jquery-file-upload/js/jquery.iframe-transport.js b/vendors/jquery-file-upload/js/jquery.iframe-transport.js
new file mode 100644
index 000000000..04a566230
--- /dev/null
+++ b/vendors/jquery-file-upload/js/jquery.iframe-transport.js
@@ -0,0 +1,171 @@
+/*
+ * jQuery Iframe Transport Plugin 1.4
+ * https://github.com/blueimp/jQuery-File-Upload
+ *
+ * Copyright 2011, Sebastian Tschan
+ * https://blueimp.net
+ *
+ * Licensed under the MIT license:
+ * http://www.opensource.org/licenses/MIT
+ */
+
+/*jslint unparam: true, nomen: true */
+/*global define, window, document */
+
+(function (factory) {
+    'use strict';
+    if (typeof define === 'function' && define.amd) {
+        // Register as an anonymous AMD module:
+        define(['jquery'], factory);
+    } else {
+        // Browser globals:
+        factory(window.jQuery);
+    }
+}(function ($) {
+    'use strict';
+
+    // Helper variable to create unique names for the transport iframes:
+    var counter = 0;
+
+    // The iframe transport accepts three additional options:
+    // options.fileInput: a jQuery collection of file input fields
+    // options.paramName: the parameter name for the file form data,
+    //  overrides the name property of the file input field(s),
+    //  can be a string or an array of strings.
+    // options.formData: an array of objects with name and value properties,
+    //  equivalent to the return data of .serializeArray(), e.g.:
+    //  [{name: 'a', value: 1}, {name: 'b', value: 2}]
+    $.ajaxTransport('iframe', function (options) {
+        if (options.async && (options.type === 'POST' || options.type === 'GET')) {
+            var form,
+                iframe;
+            return {
+                send: function (_, completeCallback) {
+                    form = $('<form style="display:none;"></form>');
+                    // javascript:false as initial iframe src
+                    // prevents warning popups on HTTPS in IE6.
+                    // IE versions below IE8 cannot set the name property of
+                    // elements that have already been added to the DOM,
+                    // so we set the name along with the iframe HTML markup:
+                    iframe = $(
+                        '<iframe src="javascript:false;" name="iframe-transport-' +
+                            (counter += 1) + '"></iframe>'
+                    ).bind('load', function () {
+                        var fileInputClones,
+                            paramNames = $.isArray(options.paramName) ?
+                                    options.paramName : [options.paramName];
+                        iframe
+                            .unbind('load')
+                            .bind('load', function () {
+                                var response;
+                                // Wrap in a try/catch block to catch exceptions thrown
+                                // when trying to access cross-domain iframe contents:
+                                try {
+                                    response = iframe.contents();
+                                    // Google Chrome and Firefox do not throw an
+                                    // exception when calling iframe.contents() on
+                                    // cross-domain requests, so we unify the response:
+                                    if (!response.length || !response[0].firstChild) {
+                                        throw new Error();
+                                    }
+                                } catch (e) {
+                                    response = undefined;
+                                }
+                                // The complete callback returns the
+                                // iframe content document as response object:
+                                completeCallback(
+                                    200,
+                                    'success',
+                                    {'iframe': response}
+                                );
+                                // Fix for IE endless progress bar activity bug
+                                // (happens on form submits to iframe targets):
+                                $('<iframe src="javascript:false;"></iframe>')
+                                    .appendTo(form);
+                                form.remove();
+                            });
+                        form
+                            .prop('target', iframe.prop('name'))
+                            .prop('action', options.url)
+                            .prop('method', options.type);
+                        if (options.formData) {
+                            $.each(options.formData, function (index, field) {
+                                $('<input type="hidden"/>')
+                                    .prop('name', field.name)
+                                    .val(field.value)
+                                    .appendTo(form);
+                            });
+                        }
+                        if (options.fileInput && options.fileInput.length &&
+                                options.type === 'POST') {
+                            fileInputClones = options.fileInput.clone();
+                            // Insert a clone for each file input field:
+                            options.fileInput.after(function (index) {
+                                return fileInputClones[index];
+                            });
+                            if (options.paramName) {
+                                options.fileInput.each(function (index) {
+                                    $(this).prop(
+                                        'name',
+                                        paramNames[index] || options.paramName
+                                    );
+                                });
+                            }
+                            // Appending the file input fields to the hidden form
+                            // removes them from their original location:
+                            form
+                                .append(options.fileInput)
+                                .prop('enctype', 'multipart/form-data')
+                                // enctype must be set as encoding for IE:
+                                .prop('encoding', 'multipart/form-data');
+                        }
+                        form.submit();
+                        // Insert the file input fields at their original location
+                        // by replacing the clones with the originals:
+                        if (fileInputClones && fileInputClones.length) {
+                            options.fileInput.each(function (index, input) {
+                                var clone = $(fileInputClones[index]);
+                                $(input).prop('name', clone.prop('name'));
+                                clone.replaceWith(input);
+                            });
+                        }
+                    });
+                    form.append(iframe).appendTo(document.body);
+                },
+                abort: function () {
+                    if (iframe) {
+                        // javascript:false as iframe src aborts the request
+                        // and prevents warning popups on HTTPS in IE6.
+                        // concat is used to avoid the "Script URL" JSLint error:
+                        iframe
+                            .unbind('load')
+                            .prop('src', 'javascript'.concat(':false;'));
+                    }
+                    if (form) {
+                        form.remove();
+                    }
+                }
+            };
+        }
+    });
+
+    // The iframe transport returns the iframe content document as response.
+    // The following adds converters from iframe to text, json, html, and script:
+    $.ajaxSetup({
+        converters: {
+            'iframe text': function (iframe) {
+                return $(iframe[0].body).text();
+            },
+            'iframe json': function (iframe) {
+                return $.parseJSON($(iframe[0].body).text());
+            },
+            'iframe html': function (iframe) {
+                return $(iframe[0].body).html();
+            },
+            'iframe script': function (iframe) {
+                return $.globalEval($(iframe[0].body).text());
+            }
+        }
+    });
+
+}));
diff --git a/vendors/jquery-file-upload/js/locale.js b/vendors/jquery-file-upload/js/locale.js
new file mode 100644
index 000000000..ea64b0a87
--- /dev/null
+++ b/vendors/jquery-file-upload/js/locale.js
@@ -0,0 +1,29 @@
+/*
+ * jQuery File Upload Plugin Localization Example 6.5.1
+ * https://github.com/blueimp/jQuery-File-Upload
+ *
+ * Copyright 2012, Sebastian Tschan
+ * https://blueimp.net
+ *
+ * Licensed under the MIT license:
+ * http://www.opensource.org/licenses/MIT
+ */
+
+/*global window */
+
+window.locale = {
+    "fileupload": {
+        "errors": {
+            "maxFileSize": "File is too big",
+            "minFileSize": "File is too small",
+            "acceptFileTypes": "Filetype not allowed",
+            "maxNumberOfFiles": "Max number of files exceeded",
+            "uploadedBytes": "Uploaded bytes exceed file size",
+            "emptyResult": "Empty file upload result"
+        },
+        "error": "Error",
+        "start": "Start",
+        "cancel": "Cancel",
+        "destroy": "Delete"
+    }
+};
diff --git a/vendors/jquery-file-upload/js/main.js b/vendors/jquery-file-upload/js/main.js
new file mode 100644
index 000000000..67109588d
--- /dev/null
+++ b/vendors/jquery-file-upload/js/main.js
@@ -0,0 +1,93 @@
+/*
+ * jQuery File Upload Plugin JS Example 6.7
+ * https://github.com/blueimp/jQuery-File-Upload
+ *
+ * Copyright 2010, Sebastian Tschan
+ * https://blueimp.net
+ *
+ * Licensed under the MIT license:
+ * http://www.opensource.org/licenses/MIT
+ */
+
+/*jslint nomen: true, unparam: true, regexp: true */
+/*global $, window, document */
+
+$(function () {
+    'use strict';
+
+    // Initialize the jQuery File Upload widget:
+    $('#fileupload').fileupload();
+
+    // Enable iframe cross-domain access via redirect option:
+    $('#fileupload').fileupload(
+        'option',
+        'redirect',
+        window.location.href.replace(
+            /\/[^\/]*$/,
+            '/cors/result.html?%s'
+        )
+    );
+
+    if (window.location.hostname === 'blueimp.github.com') {
+        // Demo settings:
+        $('#fileupload').fileupload('option', {
+            url: '//jquery-file-upload.appspot.com/',
+            maxFileSize: 5000000,
+            acceptFileTypes: /(\.|\/)(gif|jpe?g|png)$/i,
+            process: [
+                {
+                    action: 'load',
+                    fileTypes: /^image\/(gif|jpeg|png)$/,
+                    maxFileSize: 20000000 // 20MB
+                },
+                {
+                    action: 'resize',
+                    maxWidth: 1440,
+                    maxHeight: 900
+                },
+                {
+                    action: 'save'
+                }
+            ]
+        });
+        // Upload server status check for browsers with CORS support:
+        if ($.support.cors) {
+            $.ajax({
+                url: '//jquery-file-upload.appspot.com/',
+                type: 'HEAD'
+            }).fail(function () {
+                $('<span class="alert alert-error"/>')
+                    .text('Upload server currently unavailable - ' +
+                            new Date())
+                    .appendTo('#fileupload');
+            });
+        }
+    } else {
+        // Load existing files:
+        $('#fileupload').each(function () {
+            var that = this;
+            $.getJSON(this.action, function (result) {
+                if (result && result.length) {
+                    $(that).fileupload('option', 'done')
+                        .call(that, null, {result: result});
+                }
+            });
+        });
+    }
+
+    // Initialize the Image Gallery widget:
+    $('#fileupload .files').imagegallery();
+
+    // Initialize the theme switcher:
+    $('#theme-switcher').change(function () {
+        var theme = $('#theme');
+        theme.prop(
+            'href',
+            theme.prop('href').replace(
+                /[\w\-]+\/jquery-ui.css/,
+                $(this).val() + '/jquery-ui.css'
+            )
+        );
+    });
+
+});
diff --git a/vendors/jquery-file-upload/js/vendor/canvas-to-blob.min.js b/vendors/jquery-file-upload/js/vendor/canvas-to-blob.min.js
new file mode 100644
index 000000000..9328aae30
--- /dev/null
+++ b/vendors/jquery-file-upload/js/vendor/canvas-to-blob.min.js
@@ -0,0 +1 @@
+(function(a){"use strict";var b=a.HTMLCanvasElement&&a.HTMLCanvasElement.prototype,c=a.BlobBuilder||a.WebKitBlobBuilder||a.MozBlobBuilder||a.MSBlobBuilder,d=c&&a.atob&&a.ArrayBuffer&&a.Uint8Array&&function(a){var b,d,e,f,g,h;a.split(",")[0].indexOf("base64")>=0?b=atob(a.split(",")[1]):b=decodeURIComponent(a.split(",")[1]),d=new ArrayBuffer(b.length),e=new Uint8Array(d);for(f=0;f<b.length;f+=1)e[f]=b.charCodeAt(f);return g=new c,g.append(d),h=a.split(",")[0].split(":")[1].split(";")[0],g.getBlob(h)};a.HTMLCanvasElement&&!b.toBlob&&(b.mozGetAsFile?b.toBlob=function(a,b){a(this.mozGetAsFile("blob",b))}:b.toDataURL&&d&&(b.toBlob=function(a,b){a(d(this.toDataURL(b)))})),typeof define!="undefined"&&define.amd?define(function(){return d}):a.dataURLtoBlob=d})(this);
\ No newline at end of file
diff --git a/vendors/jquery-file-upload/js/vendor/jquery.ui.widget.js b/vendors/jquery-file-upload/js/vendor/jquery.ui.widget.js
new file mode 100644
index 000000000..b980122a3
--- /dev/null
+++ b/vendors/jquery-file-upload/js/vendor/jquery.ui.widget.js
@@ -0,0 +1,282 @@
+/*
+ * jQuery UI Widget 1.8.22+amd
+ * https://github.com/blueimp/jQuery-File-Upload
+ *
+ * Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT or GPL Version 2 licenses.
+ * http://jquery.org/license
+ *
+ * http://docs.jquery.com/UI/Widget
+ */
+
+(function (factory) {
+    if (typeof define === "function" && define.amd) {
+        // Register as an anonymous AMD module:
+        define(["jquery"], factory);
+    } else {
+        // Browser globals:
+        factory(jQuery);
+    }
+}(function( $, undefined ) {
+
+// jQuery 1.4+
+if ( $.cleanData ) {
+	var _cleanData = $.cleanData;
+	$.cleanData = function( elems ) {
+		for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
+			try {
+				$( elem ).triggerHandler( "remove" );
+			// http://bugs.jquery.com/ticket/8235
+			} catch( e ) {}
+		}
+		_cleanData( elems );
+	};
+} else {
+	var _remove = $.fn.remove;
+	$.fn.remove = function( selector, keepData ) {
+		return this.each(function() {
+			if ( !keepData ) {
+				if ( !selector || $.filter( selector, [ this ] ).length ) {
+					$( "*", this ).add( [ this ] ).each(function() {
+						try {
+							$( this ).triggerHandler( "remove" );
+						// http://bugs.jquery.com/ticket/8235
+						} catch( e ) {}
+					});
+				}
+			}
+			return _remove.call( $(this), selector, keepData );
+		});
+	};
+}
+
+$.widget = function( name, base, prototype ) {
+	var namespace = name.split( "." )[ 0 ],
+		fullName;
+	name = name.split( "." )[ 1 ];
+	fullName = namespace + "-" + name;
+
+	if ( !prototype ) {
+		prototype = base;
+		base = $.Widget;
+	}
+
+	// create selector for plugin
+	$.expr[ ":" ][ fullName ] = function( elem ) {
+		return !!$.data( elem, name );
+	};
+
+	$[ namespace ] = $[ namespace ] || {};
+	$[ namespace ][ name ] = function( options, element ) {
+		// allow instantiation without initializing for simple inheritance
+		if ( arguments.length ) {
+			this._createWidget( options, element );
+		}
+	};
+
+	var basePrototype = new base();
+	// we need to make the options hash a property directly on the new instance
+	// otherwise we'll modify the options hash on the prototype that we're
+	// inheriting from
+//	$.each( basePrototype, function( key, val ) {
+//		if ( $.isPlainObject(val) ) {
+//			basePrototype[ key ] = $.extend( {}, val );
+//		}
+//	});
+	basePrototype.options = $.extend( true, {}, basePrototype.options );
+	$[ namespace ][ name ].prototype = $.extend( true, basePrototype, {
+		namespace: namespace,
+		widgetName: name,
+		widgetEventPrefix: $[ namespace ][ name ].prototype.widgetEventPrefix || name,
+		widgetBaseClass: fullName
+	}, prototype );
+
+	$.widget.bridge( name, $[ namespace ][ name ] );
+};
+
+$.widget.bridge = function( name, object ) {
+	$.fn[ name ] = function( options ) {
+		var isMethodCall = typeof options === "string",
+			args = Array.prototype.slice.call( arguments, 1 ),
+			returnValue = this;
+
+		// allow multiple hashes to be passed on init
+		options = !isMethodCall && args.length ?
+			$.extend.apply( null, [ true, options ].concat(args) ) :
+			options;
+
+		// prevent calls to internal methods
+		if ( isMethodCall && options.charAt( 0 ) === "_" ) {
+			return returnValue;
+		}
+
+		if ( isMethodCall ) {
+			this.each(function() {
+				var instance = $.data( this, name ),
+					methodValue = instance && $.isFunction( instance[options] ) ?
+						instance[ options ].apply( instance, args ) :
+						instance;
+				// TODO: add this back in 1.9 and use $.error() (see #5972)
+//				if ( !instance ) {
+//					throw "cannot call methods on " + name + " prior to initialization; " +
+//						"attempted to call method '" + options + "'";
+//				}
+//				if ( !$.isFunction( instance[options] ) ) {
+//					throw "no such method '" + options + "' for " + name + " widget instance";
+//				}
+//				var methodValue = instance[ options ].apply( instance, args );
+				if ( methodValue !== instance && methodValue !== undefined ) {
+					returnValue = methodValue;
+					return false;
+				}
+			});
+		} else {
+			this.each(function() {
+				var instance = $.data( this, name );
+				if ( instance ) {
+					instance.option( options || {} )._init();
+				} else {
+					$.data( this, name, new object( options, this ) );
+				}
+			});
+		}
+
+		return returnValue;
+	};
+};
+
+$.Widget = function( options, element ) {
+	// allow instantiation without initializing for simple inheritance
+	if ( arguments.length ) {
+		this._createWidget( options, element );
+	}
+};
+
+$.Widget.prototype = {
+	widgetName: "widget",
+	widgetEventPrefix: "",
+	options: {
+		disabled: false
+	},
+	_createWidget: function( options, element ) {
+		// $.widget.bridge stores the plugin instance, but we do it anyway
+		// so that it's stored even before the _create function runs
+		$.data( element, this.widgetName, this );
+		this.element = $( element );
+		this.options = $.extend( true, {},
+			this.options,
+			this._getCreateOptions(),
+			options );
+
+		var self = this;
+		this.element.bind( "remove." + this.widgetName, function() {
+			self.destroy();
+		});
+
+		this._create();
+		this._trigger( "create" );
+		this._init();
+	},
+	_getCreateOptions: function() {
+		return $.metadata && $.metadata.get( this.element[0] )[ this.widgetName ];
+	},
+	_create: function() {},
+	_init: function() {},
+
+	destroy: function() {
+		this.element
+			.unbind( "." + this.widgetName )
+			.removeData( this.widgetName );
+		this.widget()
+			.unbind( "." + this.widgetName )
+			.removeAttr( "aria-disabled" )
+			.removeClass(
+				this.widgetBaseClass + "-disabled " +
+				"ui-state-disabled" );
+	},
+
+	widget: function() {
+		return this.element;
+	},
+
+	option: function( key, value ) {
+		var options = key;
+
+		if ( arguments.length === 0 ) {
+			// don't return a reference to the internal hash
+			return $.extend( {}, this.options );
+		}
+
+		if  (typeof key === "string" ) {
+			if ( value === undefined ) {
+				return this.options[ key ];
+			}
+			options = {};
+			options[ key ] = value;
+		}
+
+		this._setOptions( options );
+
+		return this;
+	},
+	_setOptions: function( options ) {
+		var self = this;
+		$.each( options, function( key, value ) {
+			self._setOption( key, value );
+		});
+
+		return this;
+	},
+	_setOption: function( key, value ) {
+		this.options[ key ] = value;
+
+		if ( key === "disabled" ) {
+			this.widget()
+				[ value ? "addClass" : "removeClass"](
+					this.widgetBaseClass + "-disabled" + " " +
+					"ui-state-disabled" )
+				.attr( "aria-disabled", value );
+		}
+
+		return this;
+	},
+
+	enable: function() {
+		return this._setOption( "disabled", false );
+	},
+	disable: function() {
+		return this._setOption( "disabled", true );
+	},
+
+	_trigger: function( type, event, data ) {
+		var prop, orig,
+			callback = this.options[ type ];
+
+		data = data || {};
+		event = $.Event( event );
+		event.type = ( type === this.widgetEventPrefix ?
+			type :
+			this.widgetEventPrefix + type ).toLowerCase();
+		// the original event may come from any element
+		// so we need to reset the target on the new event
+		event.target = this.element[ 0 ];
+
+		// copy original event properties over to the new event
+		orig = event.originalEvent;
+		if ( orig ) {
+			for ( prop in orig ) {
+				if ( !( prop in event ) ) {
+					event[ prop ] = orig[ prop ];
+				}
+			}
+		}
+
+		this.element.trigger( event, data );
+
+		return !( $.isFunction(callback) &&
+			callback.call( this.element[0], event, data ) === false ||
+			event.isDefaultPrevented() );
+	}
+};
+
+}));
diff --git a/vendors/jquery-file-upload/js/vendor/load-image.min.js b/vendors/jquery-file-upload/js/vendor/load-image.min.js
new file mode 100644
index 000000000..0f7ab3ffe
--- /dev/null
+++ b/vendors/jquery-file-upload/js/vendor/load-image.min.js
@@ -0,0 +1 @@
+(function(a){"use strict";var b=function(a,c,d){var e=document.createElement("img"),f,g;return e.onerror=c,e.onload=function(){g&&(!d||!d.noRevoke)&&b.revokeObjectURL(g),c(b.scale(e,d))},window.Blob&&a instanceof Blob||window.File&&a instanceof File?f=g=b.createObjectURL(a):f=a,f?(e.src=f,e):b.readFile(a,function(a){e.src=a})},c=window.createObjectURL&&window||window.URL&&URL.revokeObjectURL&&URL||window.webkitURL&&webkitURL;b.scale=function(a,b){b=b||{};var c=document.createElement("canvas"),d=a.width,e=a.height,f=Math.max((b.minWidth||d)/d,(b.minHeight||e)/e);return f>1&&(d=parseInt(d*f,10),e=parseInt(e*f,10)),f=Math.min((b.maxWidth||d)/d,(b.maxHeight||e)/e),f<1&&(d=parseInt(d*f,10),e=parseInt(e*f,10)),a.getContext||b.canvas&&c.getContext?(c.width=d,c.height=e,c.getContext("2d").drawImage(a,0,0,d,e),c):(a.width=d,a.height=e,a)},b.createObjectURL=function(a){return c?c.createObjectURL(a):!1},b.revokeObjectURL=function(a){return c?c.revokeObjectURL(a):!1},b.readFile=function(a,b){if(window.FileReader&&FileReader.prototype.readAsDataURL){var c=new FileReader;return c.onload=function(a){b(a.target.result)},c.readAsDataURL(a),c}return!1},typeof define!="undefined"&&define.amd?define(function(){return b}):a.loadImage=b})(this);
\ No newline at end of file
diff --git a/vendors/jquery-file-upload/js/vendor/tmpl.min.js b/vendors/jquery-file-upload/js/vendor/tmpl.min.js
new file mode 100644
index 000000000..065532e7c
--- /dev/null
+++ b/vendors/jquery-file-upload/js/vendor/tmpl.min.js
@@ -0,0 +1 @@
+(function(a){"use strict";var b=function(a,c){var d=/[^\w\-\.:]/.test(a)?new Function(b.arg+",tmpl","var _e=tmpl.encode"+b.helper+",_s='"+a.replace(b.regexp,b.func)+"';return _s;"):b.cache[a]=b.cache[a]||b(b.load(a));return c?d(c,b):function(a){return d(a,b)}};b.cache={},b.load=function(a){return document.getElementById(a).innerHTML},b.regexp=/([\s'\\])(?![^%]*%\})|(?:\{%(=|#)([\s\S]+?)%\})|(\{%)|(%\})/g,b.func=function(a,b,c,d,e,f){if(b)return{"\n":"\\n","\r":"\\r","\t":"\\t"," ":" "}[a]||"\\"+a;if(c)return c==="="?"'+_e("+d+")+'":"'+("+d+"||'')+'";if(e)return"';";if(f)return"_s+='"},b.encReg=/[<>&"'\x00]/g,b.encMap={"<":"&lt;",">":"&gt;","&":"&amp;",'"':"&quot;","'":"&#39;"},b.encode=function(a){return String(a||"").replace(b.encReg,function(a){return b.encMap[a]||""})},b.arg="o",b.helper=",print=function(s,e){_s+=e&&(s||'')||_e(s);},include=function(s,d){_s+=tmpl(s,d);}",typeof define=="function"&&define.amd?define(function(){return b}):a.tmpl=b})(this);
\ No newline at end of file