relax SVN archive

Python 3 fix - removed the use of the string.lower() function in the OpenDX mapping code.

Python 3 fix for the frame order system tests matching r17678.

As float to string conversions behave differently, the %.1f formatting is used to force only a
single decimal place float.

Python 3 fix for the frame order system tests - float to string conversions behave differently.

Now the explicit %.1f formatting is used to force only a single decimal place float.

Python 3 integer division to float fix for the frame order analysis.

Python 3 bug fix for the frame order analysis - another int division problem.

Python 3 fixes - eliminated all usage of the dictionary has_key() calls as they are no longer present.

Python 2 and 3 support in the generic_fns.relax_data module using 2to3.

One print call was fixed after running 2to3.

Python 3 bug fix for the Structure.test_read_pdb_mol_2_model_scientific system tests.

This is again an integer division problem returning a float.

Python 3 fix for the test_write_protein_sequence() unit test.

This is again a string verses byte verses unicode problem.

Python 3 fix for the user function docstring creation in the prompt UI mode.

Again this is the problem of a division now returning a float rather than an int.