Moving to CanvasElement.getContext3D. Adding context info to GraphicsDeviceCapabilities.
Merge remote-tracking branch 'upstream/master' into compressed-textures
Adding GraphicsDeviceConfig class.

Adding querying of the size of the depth and stencil size within
GraphicsDeviceCapabilities.
Merge pull request #40 from donny-dont/compressed-textures

GraphicsDevice should take a CanvasElement in its constructor