Changed class names and added missing register function.
Created UI module
Split out the various classes from the single UI file into multiple
modules to increase code cohesion. Added check for Mesh type for
partition panel rendering
Source formatting
Material UI is now registering; testing vertex group data.
Merge pull request #167 from neomonkeus/refactor/ui

Refactor/ui
Invmarker bone object imports with some errors to correction matrix
Update BSInvMarker Property to match changes in properties module