Debugged refactored stouting -- now identical to previous implementation again.

Conflicts:
	smearing/stout_add_terms_to_forces.static
	smearing/stout_stout_smear_forces.c
Cleaning up the code further

Conflicts:
	smearing/stout_stout_smear_forces.c
WIP
Reinsert forgotten projection step.

Conflicts:
	smearing/stout_add_terms_to_forces.static