Simplified endianess handling even more.
Added custom math project.
Simplified endianess handling.
math-ext update.

Simplified the public API and added it to build system.
Changed test::assert to test::assertTrue since assert is a macro (at least in VS2012).
Fixed exception handling in gr and issue with win32 build that was caused by including gl.h before windows.h.

GLEW / GL exceptions could have the error id attached to it.
gr update due to change in math api.

This change is not yet implemented for Eigen configuration.
Cleaned up gl-wrapper and added "World" vector tag.