Fixes in Slice and None transitions.
ScrollPane for ComponentEditor.
TransitionSelector and TransitionDrawable.
Adds TransitionSelector to LinkEditor. I18N and skin.
Fixes gallery import mechanism.
Moved the selection.sort()
Merge pull request #874 from RotaruDan/galleryViewFix

Fixes gallery import mechanism.
Merge pull request #876 from gorco/reorderSelection

sort selection
Merge pull request #873 from RotaruDan/transitionSelector

TransitionSelector for LinkEditor.