KeyScroller code review
Scroller : the miniview is now highlighted correctly + end highlight called on the current element when its parent is unregistered
Merge branch 'f-unbind-button' into f-multi-skin

Conflicts:
	Plugins/Accessibility/SimpleSkin/KeyboardDisplayer.cs
fix aero shake
changed the "hide" concept to "minimize" concept

AeroShake done
added UnbindButtonManager