Merge Meshmoon WebRocket repo changes to WebTundra.
Merge remote-tracking branch 'origin/webrocket' into webrocket

Conflicts:
	src/core/asset/AssetAPI.js
AssetFactory: Dont use for(var k in obj) that will disable V8 optimizations for this function (called quite a lot).
Merge pull request #69 from Adminotech/webrocket

WebRocket enhancements. AssetAPI improvements & refactoring and Transform rotation code changes.