Removed scalar functions
Added vector type operator declarations
Fixed space characters
Added assert to row and column functions
Added asserts to GTC_matrix_access
Fixed increment and decrement operators for matrix types
Added embedded SSE opetimizations in mat4 code
Removed SSE tests
Clean up code test for branch compatibility on all platforms
Fixed perspective with zNear == 0 (#71)
Fixed compatibility type, using precision qualifier
Updated doxygen references
Fixed merge