Converts to and from tile based graphics from retro video game hardware
Corrected issue with rendering to png when excess tiles are present and borders are not enabled
Corrected a breaking bug with 2bpp or less tiles; updated to newer support headers; lots of housekeeping and modernizations
Corrected issue in color conversion functions.
Fixed bug in png2chr where PNG data was not loaded when specified as a filename.
Fixed a missed include in buffer.hpp that prevented new builds.
Version 2 release
Minor changes to includes and build config
libchrgfx 1.0.0, chr2png 1.0.0, png2chr 1.0.0