Archived old OpenGL gaming core.

Kajetan Johannes Hammerle fea130a18d color and tests %!s(int64=4) %!d(string=hai) anos
math aed1d3e7f9 most quaternion / matrix opperations are removed as there is no use case %!s(int64=4) %!d(string=hai) anos
tests fea130a18d color and tests %!s(int64=4) %!d(string=hai) anos
utils fea130a18d color and tests %!s(int64=4) %!d(string=hai) anos
Main.cpp fea130a18d color and tests %!s(int64=4) %!d(string=hai) anos
meson.build fea130a18d color and tests %!s(int64=4) %!d(string=hai) anos