Speed up construction of large sprite symbols.
Implements scaleMode and align
Merge pull request #290 from yurydelendik/scaleMode

Implements scaleMode and align
Merge pull request #288 from tobeytailor/master

Fixes slow construction of heavy sprites.
Add support for broadcast messages.
Broadcast frame events.
Clone events when redispatched.
Replaces eval() with evalInSandbox()
Merge pull request #289 from mbebenita/refactoring

Misc.
Fix regression.
Merge pull request #291 from tobeytailor/master

Adds support for broadcasted frame events.
Merge pull request #292 from yurydelendik/ext-evalInSandbox

Replaces eval() with evalInSandbox()
Fixes default scale and noScale for retina
Merge pull request #293 from yurydelendik/scale

Fixes default scale and noScale for retina
E4X and describeType fixes for YouTube.
Merge pull request #294 from artcompiler/e4x-working

E4X and describeType fixes for YouTube
Add/update correctness tests describetype.as/xml.as
Merge pull request #295 from artcompiler/e4x-working

Add/update correctness tests describetype.as/xml.as
Fixes constant folding for 39ec0e6152784846
Merge pull request #296 from yurydelendik/fix-39ec0e615

Fixes constant folding for 39ec0e6152784846