C64 file formats: show packer format and file size when loading
CPC file formats: load CPC+ ConvImgCPC files and some other executable formats. When loading a raw SCR file (no loader code) or with an unknown loader code, show a window asking the user for CRTC settings and video mode.
Palette merge automatically remaps the picture to the merged palette
Fixes
Fix crash when saving TIFF images
Fix glitch in input buttons showing text that should not be there
Fix corrupt font rendering in SDL2 version
Gradient rectangles with an exactly vertical gradient had the colors in the wrong order
Fix licensing, all sources used in GrafX2 are compatible with GPL2 now (in previous versions there were some GPLv3 and some code of unknown provenance used in non-UNIX platforms only)
Gradient ellipses tool could write pixels outside the image in some cases
Fix canvas size when saving GIF files
Many fixes to file path handling and unicode support