Release - v2.1

Changelog:

• Added support for 1.40 ETS/ATS shaders and materials setups
  1. truckpaint
  2. glass
  3. flare
  4. unlit (and it's variants)
  5. building (and it's variants)
  6. dif.lum
  7. dif.lum.spec
  8. light.tex
  9. lightmap.night
  10. shadowmap
  11. decalshadow
  12. window (and it's variants)
  13. lamp (and it's variants)
• Added warning on export if absolute texture paths are used
• Added support to change shaders to desired shader preset
• Added check for unormalized vertex colors
• Dropped the support for vertex colors greater than 1.0
• Improved looks handling in some cases
• Fixed blender crashing in some cases when opening old blends
• Fixed setting active object name visible when using Add->SCS Root Object menu
• Fixed "FriendlyTag" being exported if shader is imported
• Fixed hookup library path validity report
• Fixed recovering of view layer after export in some cases
• Fixed BT banner image to be in correct colorspace for 2.90
• Fixed PIS export when armature was left in edit mode
• Fixed PIM import when piece has zero triangles or vertices