- Reworked variable initialization to fox static cache issues with Drupal 6.17 (drupal_is_front_page), #817164

- Fixed l10n_client support, added missing strings for translation, by miro_dietiker, khaled.zaidan, #304434

- Fixed maxlength, for node translation autocomplete, by cedrid, #802418

- Fixed wrong data type in query for i18n_blocks (pgsql), by jmpoure, #709272

- Fixed: Make menu title translatable (blocks), by moritzz, #356375

- Moved i18n_test module to "Testing" package, #799730

- Restore back function tt() to prevent "Fatal error: Call to undefined function tt()" in other modules, by markus_petrux, #358839

- Deleted obsolete functions tt() and to(). Replaced by i18nstrings() and i18nstrings_update()

- Completed i18nstrings API cleanup

- Some clean up to i18nstrings API: Dropped update option from i18nstrings_translate()
- Disable content selection during synchronization, by Pisco, #648348

- Added compatibility with ctools page manager, by Kars-T, #698942
- Added support for taxonomy_override_selector, by hefox, #619726

- Fixed: Views content negotiation filter not working, by markus_petrux, #650552
- PHP 5.3 compatibiliby issue, by Berdir, #623138

Updated some string translation functions in i18ncontent
Fixed minor issues with i18n and settings forms

- Fixed: Translated primary and secondary links appear even if they are disabled, by yrocq #631388

- Added: Primary and secondary links' menus translation using preprocess, by neochief, #514108

- Fixed: Checkboxes fields are not translating in profile view pages, by neochief, #520692