relax SVN archive

See https://mail.gna.org/public/relax-users/2012-04/msg00004.html
(Message-id: <CAED9pY9U7fqqj=Oq6UyCKV-+zw-Py-9kkq-X-eUnmpseegk9vQ@...>),
https://mail.gna.org/public/relax-users/2012-03/msg00047.html
(Message-id: <15983F01-ECC5-4C70-BC56-5D07A903C489@...>) and other messages in these
threads.

The suggestion from
http://stackoverflow.com/questions/3461983/evt-tickcount-not-found-with-python2-6-on-osx-10-6-3 was
used, where the py2app 'argv_emulation' option is set to false. For this to work in relax, the
command line argument parsing had to be turned off and default values set in the Relax() instance
namespace.