Bug 849916 - Part 1: Make it possible to send ThreeDPoint objects as commands to the MSG thread; r=padenot
Bug 849916 - Part 2: Add helper functions for sending different argument types to the AudioNodeStream; r=padenot
Bug 849916 - Part 3: Create an engine for PannerNodes and make sure that we deliver the panner and listener parameters to it; r=padenot
Bug 836968 - Cache shapes for JSON objects and assign types to constructed JSON objects and arrays, r=waldo,jandem.