Button: better isInBounds check for hover out
cleared touch point IDs when disabled (closes #144)
TextInput: support for changing selection programmatically (closes #221)
TextFieldTextRenderer: set multiline to true
List, GroupedList: added rendererAdd and rendererRemove events to track when renderers exist for items.
BaseDefaultItemRenderer: fix for null label (closes #282)
TabBar: first and last tab use customTabName in fallbacks, if set (closes #277)
BaseDefaultItemRenderer: accessory positioning (closes #187), Button: label offset, fixes for icon positioning.
PopUpManager: modal overlay resizes when stage resizes (closes #285)
HierarchicalCollection: fix for removing items (closes #283)
BaseDefaultItemRenderer: docs tweaks. accessoryGap defaults to NaN.
Sprite, Image: scrollRect now uses scissorRectangle on RenderSupport (closes #280)
helper vectors for touches (closes #250)
TextFieldTextRenderer: reverted 8422a49e2a6c2d603db08bb2bd292a6e5fe043cf where it waits two frames.
Scale3Image, Scale9Image: access of frame from texture happens only once.
updated build script to create release zip (closes #287)
ListCollection, HierarchicalCollection: made non-final
Sprite: fixes for render support scroll rect (references #280)
removed feathers.display.Image. added feathers.controls.ImageLoader.
ImageLoader: some properties to pass to the internal image, added event metadata, visibility fix.