Rename PLG_INSTALLER_TXI
Update build.xml
Improve install.php codestyle
Add version.txt to plgInstallerTxi
Don't support FOF1 anymore (always remove obsolete FOF1 files)
Add libraries and files to $installation_queue
Fix some installation issues of previous commits
Improve renderPostInstallation() and _renderPostUninstallation()
Reorder _installExtensions() method
Typo
Partly implement support for installing templates
Code style
Refactored _installStrapper()
Don't support Akeeba Live Update anymore

Remove _resetLiveUpdate()
Implement _getExtensionVersion()
Improved variable naming regarding _getExtensionVersion() implementation
Improve markup of $result
Support required, installed,  message for installation $status
Support installation of versioned extensions

See README for more info
Update README