- resize to 24x24px
- use KiCad icon colours (#545454)
- rotate to match top-left = off, bottom-right = on of other mode select icons
- adjust node sizes to match other ratsnest icons
- unify diagonal line with other icons
Major cleanup of many icons (started as a simple effort to tweak libedit and modedit icons)
Ref: https://lists.launchpad.net/kicad-developers/msg32860.html
* Each application icon has been updated
* Consolidated icon "modifiers" across many icons
* Replaced confusing arrows with "load" and "save" icons
* Slight code updates to reference correct icons
* Consolidate multiple representations of single icon type(s)