Convenience methods in VertexLayout
Additional assert in VertexComponent constructor
Add format printf attribute as applicable.

This will let gcc and clang produce warnings on invalid things
passed for the given format string.
Fix -Wformat warnings.
Made the MeshBuilder interface for adding vertex data more convenient
Add myself to AUTHORs.
Make text match between 2 log statements.
Added a Clear method to MeshBuilder
Continued with ShapeBuilder stuff, started with box creation
Merge pull request #17 from waywardmonkeys/format-warnings

Format warnings
More RenderFacade::ApplyState specializations
Bugfixes in glStateWrapper (expected data types)
More ShapeBuilder stuff
New Shapes sample (WIP)
Fixed for new method signatures
Removed custom emscripten shell file, use default shell file for now
Disable unit tests by default on emscripten and PNaCl
New convenience method PixelFormat::NumBits to get bits per channel in a pixel format, plus test
emscripten compile option tweaks
Fixed emscripten stuff in AppBase.cc