Russian roulette working!
Merged
Fixed errors
Render per row with join stuff
Added option to turn off opengl in CMake if we want to.
GOOD QUALITY SHIT! Front wall added to increase light in scene. Montecarlo is working!
Bumped version to 1.2
Merge branch 'release-1.1' into develop
Changed some constants, exporting image before showing result image now to make sure that is is saved.
Merge