fork version

Tweaks to improve conversions of fbx files exported from blender.
Adds functionality: If naming bones with "_HDT" ending, these bones keeps their parenting when using importskin.

fork version

Implemented and briefly tested fork goals.
This should convert .fbx files exported from blender 2.83+ as stated in ReadMe.
Only tested importskin and importfbx, and not extensively. Use with caution!

version pre-fork-changes

Without QT deps / ui project OFF and minor changes in hkxutil - only way I managed to compile