Add unit test for flash.display.MovieClip
Replaces Promise to compatible with Promises/A+ stuff
Merge pull request #350 from artcompiler/tests

Add unit test for flash.display.MovieClip
fix broken flash_display_DisplayObject test
Merge pull request #352 from artcompiler/tests

fix broken flash_display_DisplayObject test
Merge pull request #351 from yurydelendik/promise-a-plus

Replaces Promise to compatible with Promises/A+ stuff
Add videoplayer example. "Big Buck Bunny" clip is  (c) copyright 2008, Blender Foundation / www.bigbuckbunny.org / Licensed under the Creative Commons Attribution 3.0 license.