Change the OpenGL error to a warn so we don't break X in fullscreen.
Move stuff into the destructor.
Redo a comment so it reflects what it really means.
Change a bit of the FPS cap stuff so it's more stable.
Would prefer to have microsecond precision for weird results on my computer, but I'll leave that as a TODO.
Move stuff into the destructor and change the output message.
Forgot the header changing
Clean up some more headers and move things into destructors.
Add stuff to ObjectManager's destructor.
Also change a hardcoded loop.
Change the way we display the average fps and time when closing.
Stop errors showing when running "make clean" with not all objects built.