Merge installer changes
Installer: Better directory structure for SQL/PHP
Merge remote branch 'upstream/master' into k30_installer
Remove live update language files after merge
Installer: Start using modal instead of redirect
Merge remote branch 'upstream/master' into k30_installer
#1452 Thank You: Moderators can see only limited number of Thank You
Installer: relocate php update files into better location
Remove Joomla 1.5 language manifests
 #1452 Thank You: Moderators can see only limited number of Thank You
Merge pull request #1464 from xillibit/k30_bugs5

#1452 Thank You: Moderators can see only limited number of Thank You
#1421 K3.0 Crypsis: It's missing the button for Thank You in frontend
#1403 K3.0 Crypsis: All messages contained: "Created a new topic."
Merge pull request #1477 from xillibit/k30_bugs5

#1421 K3.0 Crypsis: It's missing the button for Thank You in frontend
Merge pull request #1478 from xillibit/k30_bugs10

#1403 K3.0 Crypsis: All messages contained: "Created a new topic."
Merge pull request #1484 from mahagr/merges

Joomla 2.5 backend work and bugfixes for J!3.0 backend
Implement new progressbar based installer
Merge conflicts
Re-indent correctly all files in Crypsis template
Installer: Always enable system and quickicon plugins