Added docstrings for Sphinx
Merge branch 'exp' of https://github.com/pylhc/Beta-Beat.src into exp
Adapted docstrings for fullresponse
Corrected path to metaclass and deleted old versions od correct_coupleDy.py

instead of using import metaclass and assuming the Python_Classes4MAD folder to
have in sys.path I changed to import Python_Classes4MAD.metaclass and added path
to Beta-Beat.src in __init__.py.
Further deleted old versions of correct_coupleDy.py.
Added test for correct_coupleDy.py
Refactored correct_coupleDy.py

Structured in main, parse_args and helper functions.
Added _InputData.
Added correct_coupleDy test to all_tests.py
Added correct_coupleDy.py to Sphinx docs
Merge branch 'exp'