relax SVN archive

Reverted r18774 - the update to version 2.2.3 in the wrong place!

The command used was:
svn merge -r18774:r18773 .

Updated the version number to 2.2.3 - the previous update was to the main line!

Added the relax 2.2.3 PDF manual to the repository.

Fix for a <br> tag in http://www.nmr-relax.com/links.html.

Updated the version number to 2.2.3.

Ported the relax 2.2.3 CHANGES file changes back to trunk.

The command used was:
svn merge -r18771:18772 svn+ssh://bugman@.../svn/relax/tags/2.2.3 .

Updated the CHANGES file for version 2.2.3.

relax version 2.2.3.

This is a major bugfix release.

Updated the rigid_test.py frame order system test script so that it can run as a GUI test.

The self._execute_uf() method needs to be used to call user function. This was causing 8 GUI test
failures.

Merged revisions 18768 via svnmerge from
svn+ssh://bugman@.../svn/relax/trunk

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r18768 | bugman | 2013-03-11 14:16:24 +0100 (Mon, 11 Mar 2013) | 5 lines

The frq.seq user function units argument is no longer read-only.

This is needed for some of the GUI tests in the frame_order_testing branch.
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