Add pyG3D.dll code and updates to SceneViewer (#87)
Assimp upgrade to 5.3.1 (#79)
Windowless Rendering (#82)
added other teapot formats fbx and embedded gltf
Fix build errors (#75)
small iCompile bug fixes (#74)
Add unit test option for buildg3d (#67)
Update template allocator for G3DString into_to_string (#70)