add .gitignore
add .gitignore

jansedivy/opengl-game,jansedivy/opengl-game,jansedivy/opengl-game,jansedivy/opengl-game,jansedivy/opengl-game,jansedivy/opengl-game,jansedivy/opengl-game,jansedivy/opengl-game,jansedivy/opengl-game