relax SVN archive

Fixed all the references to the shifted system test data.

Removed the empty system test data directory.

Shifted the last of the system test data into the test suite common data directory.

Activated the NOE analysis system test.

Added some truncated Sparky peak lists from an NOE analysis.

Fixes for the system test NOE analysis script.

Added a user script for adding a new system test of an NOE analysis.

Added example Sparky peak lists to the NOE and relaxation curve fitting chapter.

This documentation improvement was suggested by Tyler Reddy at
https://mail.gna.org/public/relax-users/2008-10/msg00011.html (Message-id:
<20081007144810.ab985qup4408wokg@...>).

Fixed the indentation of the prompt interface documentation.

A number of epydoc docstring fixes.