relax SVN archive

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.

Fixes for the symmetry and force arg unit tests of the structure.create_vector_dist() user function.

These should now be bools.

Changed the flag args of the structre.create_vect_dist() user function to bools.

The flags args have been shifted to the end as well.

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

This should be a bool arg.

Changed all the sequence user function '*_flag' args to the default of False.

Bug fix for the write_line() function.

Added a missing RelaxError import.

Fixes for the sequence.write() user function arg unit tests.