[MP] CGame: Remove unused particle code from q3/wolf codebase.
If someone really wants it, they can add the cg_particles.c file from ioq3, its the same thing.
[MP] Move renderer decals code to its own file.
[MP] Remove trap_Print/trap_Error prototypes, they should not be used outside of the syscall file.
Remove q3print enums from cg_local.h
[SP] Fix png reading with extra chunks that do not get handled by the game anyway.
ex: "iCCP: known incorrect sRGB profile"
[MP] Fix png reading with extra chunks that do not get handled by the game anyway.
ex: "iCCP: known incorrect sRGB profile"
[MP] Move leftover decal stuff to the decal file.
[SP] Move the image and screenshot code closer to MP.
[SP] Remove include of tr_jpeg_interface.h
[SP] Sigh, needed the MP-style baseName code in renderer.