Kunena 3.0.0-ALPHA1 release.
Merge remote branch 'upstream/master'
Kunena30/Joomla25 Backend: KunenaTabs implementation.
Kunena30/Joomla25 Backend: New language strings for filter buttons.
Kunena30/Joomla25 Backend: New initialization  file for backend templates.
Kunena30/Joomla25 Backend: KunenaTabs implementation javascript.
Kunena30/Joomla25 Backend: Bootstrap thin layer for backend.
Kunena30/Joomla25 Backend: Move logo large version to appropriate folder.
Kunena30/Joomla25 Backend: Override for bootstrap backend
Kunena30/Joomla30 Backend: Override for bootstrap backend
Kunena30/Joomla30 Backend: Move files into appropriate version directories.
Kunena30/Joomla25 Backend: Category level output change.
Kunena30/Joomla25 Backend: New initialization file for backend templates Part2.
Kunena30/Joomla25 Backend: Update title icons to correct names.
Kunena30/Jooml30 Backend: Cleanup.
Kunena30/Joomla25 Backend: Bootstrap implementation.
#1452 Thank You: Moderators can see only limited number of Thank You
#1422 Crypsis: The button with all announces actions isn't working
Kunena30/Joomla25 Backend: Bootstrap implementation file location fix.
Kunena30/Joomla25 Backend: Fixed a missing icon issue.