Version 1.7.0
(?? November 2009 from /branches/1.7.x)
http://code.elgg.org/elgg/.....

 User-visible changes:
  * UTF8 now saved correctly in database. #1151
  * Unit tests added at engine/tests/suites.php

 Bugfixes:
  * Searching by tag with extended characters now works. #1151, #1231

 API changes:
  * New plugin hook system:unit_test for adding files to unit tests.
  * $is_admin global deprecated; use elgg_set_ignore_access() instead.