Scene utils r65
geometry utils impl separation r65
Extras circle geom r65
continued work on extras/geometries + example
Merge branch 'dev_r65' into dev_r65_extras
ring geometry and circle impl in cpp
Extras polyhedron geometry
icosa and octahedron geometries and toArray instead of init lists
Extras tetrahedron geometry
Extras lathe geometry
Extras torus knot geometry
Extras arrow helper
Extras axis helper
MSVC warnings and error fixes
Make geometry destructor public
Merge branch 'feature/extras' into dev_r65