Lots of changes.
Updates...
Contacts draw in 2D and 3D.
Can open scenes within GUI.
Updated GUI.
periodic rendering
Sum settings back in
New icons
Fixed triangulation bug by forcing 1 inner sample minimum.
Updated visuals.
Disabled polygon offset when wireframe isn't enabled in 3D
Working on new shaders.
Test
Updated sub renderer shaders.
Bug fix in geometry shader.
Moved sampling into cspace model. Fixed sampling bug.
New forest scene.
Merge branch 'dev' of https://github.com/jstoecker/cspace into dev
Improved inspection.
Updated 2D controls for robot.