Mac-specific: Interaction with Mac OS application menu (issue #255)
Add language name to "Wikipedia" name for AARD dictionaries (issue #244)
Increase index format version for AARD dictionaries to reindex it (issue #244 again)
Add language name to "Wiktionary" name for AARD dictionaries (issue #244)
Disable clipboard change tracking for Windows and MacOS
Mac-specific: Implement hotkeys under Mac OS X (issue #129)
Additional fix for #254: MacOS X: TranslateBox alignment issues
Updated Tajik Translation

New strings translated!
Merge pull request #258 from Ibragimov/master

Updated Tajik Translation
Capitalize the language name in AARD's Wikipedia, Wiktionary and Wikiquote dictionaries.

Related to Issue #244.