Removed upcoming feature support for gpu info.
gpuinfo will not be part of the roloc program.
Reduced help menus to a single printf call.
Additional options displayed with help in readline mode.
Fixes parser issue with strcmp.
string is now compared against uppercase, and the comparison must return 0.
Basic gradient image generation implemented.
Cairo is now a dependency of the project. images may have precision errors.
Added example of usage to README.
Remove display of the amount of covarage per color.
find_color() now processes over an input copy instead of the actual line.
Converting input to all uppercase was affecting the program in a bad way.