relax SVN archive

Fixes for the docstring of the diffusion_tensor.init() user function.

Converted the fixed arg to the diffusion_tensor.init() user function to be a bool.

Fix for the errors arg test of the align_tensor.init() user function.

Converted the align_tensor.init() errors argument to a bool.

Epydoc fixes.

Updated the 'basic_single_pipe.bz2' to be compatible with the current relax revision.

Added a relax script to regenerate 'test_suite/shared_data/saved_states/basic_single_pipe.bz2'.

This can be used when ever this saved state becomes incompatible with relax.

load_state() now throws a RelaxError when the state is incompatible.

The error says that the relax version in incompatible.

Bug fix for the force arg test of the sequence.write() user function.

The arg should be a bool.

Bug fix in the force arg test of the structure.create_diff_tensor_pdb() user function.

RelaxBoolError should be raised.