Don't enable shape caching by default until we have color transforms for drawImage.
Some Path2D fixes.
Call `_gotoFrame` instead of `gotoLabel` which does not exist.
Merge pull request #1561 from mbebenita/avx

Misc
Merge pull request #1562 from tschneidereit/master

Reduce spew from shell unit tests
Merge pull request #1563 from tschneidereit/master

Only log failing parse attempts for `grunt smoke`
Show FPS number.
Merge branch 'master' of https://github.com/mozilla/shumway into avx
Clear background when drawing FPS text.
Fixes botio testing
Merge pull request #1564 from yurydelendik/master

Fixes botio testing
Adds 'build' task to exclude 'exec:gate'
Merge pull request #1572 from yurydelendik/master

Adds 'build' task to exclude 'exec:gate'
Fixes avm1 shall run regression
Adds porcelain output options to the shell
Fix incorect parsing of alpah values when doing color transforms.
Don't apply globaAlpha since it's already taken care of in globalColorTransform.
Allow setting of null globalColorMatrix so that no color transformations are applied, also added some small optimizations to fall back on globalAlpha.
First stab at serialzing all display object roots, including those of mask objects.
Moves trace.stas tests into separate runner.