Archived old OpenGL gaming core.

Kajetan Johannes Hammerle 17b4051828 refactored tests %!s(int64=4) %!d(string=hai) anos
tests 17b4051828 refactored tests %!s(int64=4) %!d(string=hai) anos
utils b454ba74fc list with placement new for efficient adding %!s(int64=4) %!d(string=hai) anos
Main.cpp 17b4051828 refactored tests %!s(int64=4) %!d(string=hai) anos
meson.build 17b4051828 refactored tests %!s(int64=4) %!d(string=hai) anos