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fixed crashing on smaller maps
draws tiles only on screen
fixed not drawing some tiles
fixed not drawing, when going negitive
support for csv maps
updare readme
removed prints
Revert "support for csv maps"

This reverts commit d9c078ff7f64da05e9d6e86d192cb50d63872154.
removed csv supprt for now
removed print
merge
update readme
raytrace
light object
added basic tiled based lighting support
removed uneeded loop
ueses light colors
light support scrolling + only draws what on screen
docs