Put the zoombox in the right place
Subclass TimelineElement in ClipElement and TransitionElement
Fix title clips handling.
Make splitting work
Make actions sensitive on selection changed
Re-enables snapping. Also disconnect from signals when needed.
Update Stage Width according to timeline duration
Remove unused imports, and separate elements and previewers from the timeline code
Code is now clean and consistent, and logically split in different files
Remove obsolete View and Controller classes
Update Makefile.am to take additions into account
Remove weird animations when adjusting clip positions.
Layer removal
Make the default interval of positionListener shorter
Save resources by only drawing the visible thumbs