- upstream update 5.1.1
* grfcodec: Make PNG the default output sprite sheet format if
libpng is found.
* nforenum: Warn if the palette is not specified via an Action 14.
- upstream update 5.1.1
* grfcodec: Make PNG the default output sprite sheet format if
libpng is found.
* nforenum: Warn if the palette is not specified via an Action 14.