physic modified
Adapt to changes in Texture.
Fix compile: createTextureState has been removed

API has been changed. Remove textures from tests to fix compilation.
Use project relative includes
added .project to .gitignore
added Renderer and Preprocessor
Preprocessor
mc
added ExternalNode, PartialRenderer and SurfelManager
compile fixes
Renderer
mc
implemented renderer and surfel manager
mc
async surfel creation
use mesh importer to load base64 encoded meshes
added ImportHandler + mc
added ImportHandler
some fixes and parameterization
added async option