- new 'save without transparency' action, that works with PNG
- add 'initial color' as a replacement for transparent pixels
- fix a bug in the 'rotate' tool that occured when the selection was flipped before being rotated
- add the additional tool 'points', to help captioning
- update the user help manual
- update several translations
and also:
- normal screenshots with transparent background: if the top-right and bottom-left pixels are slightly visible,
appstream-util validateis too dumb to understand it's supposed to reject them