Refering #55. Started to implemented database tool for 'haff' algorithm. Still to do: !Code Quality!, use newest EDL and export to Database.
Reworked Haff Database Tool
Added object save to database functionality
Added database view.
Added database widget to main window.
Changed database list widget item type back to default and removed subclass.
Added window title to save dialog.
Added close event.
Added database draw and delete function. TODO: Delete buggy. Maybe JSON bug?
Removed debug output
Added method to connect learning object slots, to make database work without image.
Added usability tabswitching on fileload.
Fixed delete from database.
Merge branch 'master' into haff-dbtool
Merge branch 'haff-dev' into haff-dbtool
Fixed database model draw issues.
Added manual line add.
Added freehand drawing functionality
Added drawing information dialog.
Removed 'About' button. Finished database tool. Closing #55.