Merge pull request #558 from tobeytailor/timeline

Support FP9 and FP10+ frame execution model
Fix reftest by bumping frame rate
One more try at fixing reftest
Move files
Moves building core file into build-bundle
Creates iframe viewer
Removes code from the racing/index.html
Removes responseText progressive loading hack
Quick fix for reftest
Merge pull request #563 from artcompiler/test

Fix reftest by bumping frame rate
Increases frameRate for timelinescene test (item 2)
Forces unbuffered output during testing
Merge pull request #566 from yurydelendik/build-bundle

Creates iframe viewer...
Merge pull request #567 from yurydelendik/unbuffered-testing

Forces unbuffered output during testing
Fixes iframe viewer for safari
Coercion refactoring, WIP.
Code cleanup, hoist some functions out of the builder.
Use |toNumber| instead of |Number()|.
Cache numeric comparators.
Some test cases.