3.6.0.0-beta.4

This is built on early beta targeting a 3.5.0.1 release.
In recognition of the size of the changes, beta 4 is now targeting release 3.6.0.0 (Alice 3, major release 6)

Changes since beta 3:

• VR hands connected to camera and integrated into menus
• Dynamically compute collision boxes to handle models with changed joints
• Add joint size data to exports
• Enable export of more sims models by splitting geometries by textures
• Updated tweedle-lang
• Bug fixes
  • Fix Spatial Relation to honor alongAxisOffset
  • Allow export of unmanaged properties
  • Prevent red queen when trying to rotate imported models with no joints