added MovieClip.gotoAndPlay lastFrame for animation.
exposed the GifAtlas::textureFrames so they can be used in MovieClips.
added several methods from Flutters Path in Graphics... (conicCurveTo(), arcToPoint(), arc()) with some new optional parameters for relative drawing.
added new signals for stage.onMouseEnter, stage.onMouseLeave
top detech touch positions when it leaves the Widget area... ( useful for scene with buttons).
MovieClip.gotoAndPlaylastFrame for animation.GifAtlas::textureFramesso they can be used in MovieClips.Graphics... (conicCurveTo(), arcToPoint(), arc()) with some new optional parameters for relative drawing.stage.onMouseEnter,stage.onMouseLeavetop detech touch positions when it leaves the Widget area... ( useful for scene with buttons).