* fix slide and control panel rendering bugs
* clear marker lists when clearing stitch plan
* switch simulator back to wx
* remove unused function
* fix off-by-one error in color bar
* avoid overlapping command symbols of different types
* don't maximize simulator
* adjust alignment
* remove unused API server
* bugfix
* focus entire simulator panel
* rename simulator/realistic preview -> simulator
* experimental: background color picker
* set pagecolor to background color by default
* satisfy macos
* toggle jumps on drawing canvas
* clear frog family
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Co-authored-by: Kaalleen