Added TetGen.
Added a couple of dsc files to the data folder.
Moved the object generator and tetralizer to io folder and Generator project. All models are now loaded from a .dsc file.
Merged tetralizer and tetralize files.
Moved attributes and mesh_io files to is_mesh folder.
Clean up in the name spaces.
Merged is_mesh_lists_read into mesh_io file.
Namespace clean up in io files.
Minor clean up.
Merged obj_load into mesh_io file and renamed it to import_surface_mesh.
Merged Generator Xcode project into the DSC Xcode project
Clean up in mesh io files.
More clean up in mesh io.
The import/export functions no longer take a mesh as input, only lists of positions and indices.
Moved ISMesh initialisation from list of points and tets to the ISMesh class.
Clean up in export of meshes.
Using a vector of vec3 to describe vertex positions instead of a vector of doubles.
Removed dependency on ISMesh from the SCGenerator. Bugfixes in tetralizer.
The SCGenerator uses input arguments to generate the .dsc file.
clean up in import_surface_mesh function.