FlipTransitionManager: new transition manager that uses Sprite3D's rotationY property
release notes update
Merge branch 'v2.0.x'
Merge branch 'transform3D'
Readme: noted that Starling Framework from Github is required right now in 2.1
FlipTransitionManager: added warning about clipRect
HorizontalLayout, VerticalLayout: added requested row/column count properties
DragAndDrop: now uses MetalWorksDesktopTheme instead of AeonDesktopTheme
Version 2.0.0 instead of 2.0
DragAndDrop: now uses MetalWorksDesktopTheme instead of AeonDesktopTheme
Examples: updated to AIR SDK 15.0.0.302
updated requirements for mobile AIR
build with AIR 15.0.0.302
removed item from 2.0.0 in release notes because it made it into 1.3.1
version should display as 2.0.0 instead of 2.0
merge v2.0.x
organize imports
Merge branch 'v2.0.x'