Character Customization, part III (Patreon)

Added a color picker and new sliders to adjust smoothness and metalness (affects specular highlights and reflectivity).

You can check out the video at twitter: https://twitter.com/Enlit3D/status/1316196676143521792 

Working on save/loading now as character customization would be pretty useless if you have to redo it every game :P.