Changed the object names so they are lower case as they should be, based on the rest of the code.
Made the equivalent change in the function assemble_param_vector() to allow the system-test to go
further..
This was spotted by Ed in a post at:
https://mail.gna.org/public/relax-devel/2009-01/msg00058.html
(Message-id: <7f080ed10901111041n65ecd976ie058ed0500d47746@...>)
