08.Commit:	adapted baseline_impl to the new interface and minor changes to interface
greschd

DONE:
- adapted baseline_impl_greschd to match the interface
- changed baseline_impl_greschd to 3D
- changed the folder structure and added cmake files
- moved the implementations not matching the interface to folder old/
- wrapped std::mt19937 to match the rng interface

TODO:
- write a testing environment validating/comparing different implementations