relax SVN archive

Created the same_sequence() function to test if two pipes have the same sequence.

Some changes to the tests() function.

This code has to be completely redone though.

Converted the default flag arg vals to bools in the minimise() method.

Converted the whole of the select() function to the new relax design.

Removed the word 'run' from the copy() docstring.

Fixed the module docstring.

Converted the bic() docstring to epydoc format.

Converted the aicc() docstring to epydoc format.

Converted the aic() docstring to epydoc format.

Alphabetical ordering of functions.