* Remove color input outline; reduce antialiasing compositing artifacts in color widgets
* Rename ColorButton to ColorInput
* Add features and aborting to several other widgets
- Prevent Esc from closing parent floating menus when aborting
- Fix missing icon regression
- Gutter resizing abort
- Color picker aborts, Shift axis alignment, improve click/drag behavior for gradient spectrum
- Scrollbar abort, repeat when held, fix directional arrows when viewport is zoomed
- Number input abort, repeat when held
* Move ColorInput into the inputs folder
* Fix tiny logo