back in sync with Starling from Github
Merge branch 'v1.1.x'
Merge branch 'v1.1.x'
Merge branch 'v1.1.x'
Merge branch 'v1.1.x'
Merge branch 'v1.1.x'
Merge branch 'v1.1.x'
Merge branch 'v1.1.x'
Merge branch 'v1.1.x'
release notes markdown formatting (closes #553)
merge
Merge branch 'v1.1.x'
Merge branch 'v1.1.x'
Merge branch 'v1.1.x'
Merge branch 'v1.1.x'
Callout: can handle content resizing (closes #537)
ScrollContainer: added readjustLayout() to allow non Feathers controls to resize (closes #475)
Scroller: ability to automatically hide the background when the view port completely covers it (closes #541)
Scroller: can reveal scroll bars (closes #163)
ComponentsExplorer: autoHideBackground optimization