relax SVN archive

Bug fix for the jw mapping parameter setting function specific_fns.jw_mapping.set().

The J(w) parameters do not have default values and now a new RelaxError, RelaxParamSetError, is
raised if these params are set. All the relevent unit tests have been updated for this change.

Slackened the testing of floats in a parameter setting unit test.

Bug fix in the specific_fns.jw_mapping.default_value() function.

The CSA parameter check should have been for lower case.

Slackened the testing of floats in a parameter setting unit test.

Set __docformat__ for all jw mapping docstrings which are appended to the user function docstrings.

The line added at the end of the docstring was:
__docformat__ = "plaintext"

Set __docformat__ for all model-free docstrings which are appended to the user function docstrings.

The line added at the end of the docstring was:
__docformat__ = "plaintext"

Updated the set() method of the Jw_mapping class to the new relax design.

Another bug fix for the spin specific unit tests of the value setting function.

No spin data was being set up for the reduced spectral density mapping parameter tests.

Bug fix for all the spin specific unit tests of the value setting function.

The spin_id should have started with the atom identifier '@' rather than the residue identifier ':'.

Updated the model-free code to use the default CSA and bond length vals in phyical_constants.py.