Archived old OpenGL gaming core.

Kajetan Johannes Hammerle 17b4051828 refactored tests 4 anni fa
tests 17b4051828 refactored tests 4 anni fa
utils b454ba74fc list with placement new for efficient adding 4 anni fa
Main.cpp 17b4051828 refactored tests 4 anni fa
meson.build 17b4051828 refactored tests 4 anni fa