~npisanti/rl_tools

cereal example is an alpha masker now
tweaks framescan
adds gamepad control to framescan
refactoring and tweaks
updates gitignore
more arguments for shader and shadercam
improve and uniform arguments for shaders
shadercam saves also with s
more tweaks for nearest pixel
defaults to nearest pixel for textures
shader saves to png
glsl with mult option
updates for API changes
adds license and readme
fixes shaderdrop
returns to book of shaders syntax
ported to raylyeh