Plugins Clothing ReWrapper

• Optimized wrapping with Octree
  • Can do over 40k vertices a second
  • Original implementation of Octtree here https://github.com/Nition/UnityOctree
• Added option that allows the re-wrapper to interrupt import and use its fast wrapper instead.
• Symmetry selection support for Male
• Added ability to save/load selected skin triangle set
• Added configurable keybinds for select/deselect
• Can now modify creator item directly (no more 'preview' atom)
• Minor fixes
  • More resilient to switching character and clothing
    • I wouldn't test it too much though...
  • Fixed a few startup crashes

Thank you to @mopedlampe, @WeebUVR, and others for providing feedback.

Big updates leave lots of room for new bugs. Please flag them as you see them! ?

• Added configurable selection area, based on triangle adjacency.
  • 
  • Limited at 100 for now, though it gets quite slow at that point.
  • Overlap between preview and selected area now colored black.
• A few internal performance improvements

Didn't quite get material selection working. Will hopefully get that out tomorrow.

I had to rush this one so it might be a little rough. Hopefully this update does more good than harm.

• Added symmetric selection for the skin
• Added an 'inverted' mode, where it will wrap to everything BUT the selected vertices
• Added an initial version of cloth selection, which allows specifying which cloth vertices to re-wrap (rather than all)
• Running the re-wrapper without anything selected will just wrap with no constraints.
  • This can still be useful since it applies surface offsets that allow 'internal' clothing to work without the Internal Clothing Fix https://hub.virtamate.com/resources/internal-clothing-fix.35753
• Littered the code with ungodly heresies that'll need to be cleaned up later.