Issue #1374940: Improved API and hooks documentation, moved calling hook_i18n_string_list_TEXTGROUP_alter() to a better place.

Fixed: %language in menu not mapping to anything, replaced by %i18n_language and added object loader.

Issue #1370082 by Dave Reid: Fixed i18n_string_textgroup_default()::update_check() should use isNull and not condition(field, NULL).

Issue #1370076 by Dave Reid: Fixed getInfo() test functions need to be declared as public static functions.

Issue #1238642 by dereine | jhodgdon: Added Strings should be able to be runned through filter_xss()(_admin). First part.

Issue #1244598 by mpotter, Jose Reyero: Fixed array_merge_recursive(): recursion detected in line 839 of i18n_string().inc.

Issue #1030970 by loominade: Fixed Terms description not allowed for translation because of its input format.

Issue #1223522: Fixed missing API functions i18n_string_array_merge(), i18n_string_update_context() from install scripts, added some update dependencies.

Issue #1217782 by fietserwin: Fixed Strings page: option 'Clean up left over strings' does not work.

Cleaning up and making reusable string translation forms. Reworking field translation forms, path was too long for the menu.

Issue #1214616: Improved translation sets to keep track of related ones when moving items from one to another.

Fixed permission issue with taxonomy tests (needs administer site configuration to change string settings)

Issue #1192332: Fixed Incorrect message on wrong Block translation. Other format handling issues for translation form.

Issue #1170850: Fixed switching default language changes source language. Added variable for source language.

Fixed issues with taxonomy translation, reimplementing with object translation and advanced caching.