Added metadata call to load the parents of FileAnnotations
Renamed 'Unlink' option to 'Remove'
Overhauled 'unlink' and 'delete' attachment options

Removed 'delete' option (attachments cannot explictely deleted anymore,
instead are deleted automatically when the last link is removed)
Renamed 'unlink' option to 'remove'
Added a proper warning dialog instead of using a Messagebox
Added some comments
Switched to HashMultimap
Fixed weird indents
Fixed wrong import
Fixed various minor things
moving thumbnail_control.js to the panojs library
Removed unneccessary code
Truncate long file names
Bugfix: Weird behaviour after switching users

After switching user new service adapater instances were created but never
passed on to the registry.
Updated copyright date
remove FilesetVersionInfo
add version info map to jobs
remove FilesetVersionInfo from graph traversal
fix Blitz to use new version info map

adds more Java version information
new patch version and schema
add upgrade scripts