Set action label to 'flick' when flicking
Change label font
Aling label right
Hide label when playing
update todo
Show error code if fail to load images
remove webview, as it's no longer in use
move creation of keyframes from stage to sprite
rename rotate to transRotate and scale to transScale
remove usage of getOrCreateKeyframe
implement propagate
Merge layer into StageSprite

No need to have an extra indirection. Store what used to be in
layer directly into sprite.
remove 'state' term, only use 'keyframe'
Reorganize menu
use normal menu layout direction
fix menucontroller visibility
Remove unused files
dont close menu on rew/forw buttons
Add play slider
Let play slider be sticky