Vector4: Methods now affect the homogeneous coord
Vector4: Formatting fixes
Vector4: Checking for divide-by-zero
Quaternion: Tweaking implementation
Quaternion: Formatting fix
Quaternion: New constructor, takes single Vector4
Doxyfile: Tabs now 4 spaces
Quaternion: Class description.
Quaternion: Add documentation
Quaternion: Radians arg for clarity
Quaternion: Fix operator/= implementation
Quaternion: Add file description
Bindable: Pure-virtual destructor
Bindable: *structor documentation
Bindable: Documentation updates
Drawable: Pure-virtual destructor
Drawable: *structor documentation
Drawable: Documentation update
EventHandler: Documentation update
EventHandler: Pure-virtual destructor