Eliminate some duplicated equation names from test command files. 


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@6705 04224531-1f84-46d8-96ce-875b9e37dce3
Some small fixes that help to avoid problems related to multiple use of solvers.


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@6706 04224531-1f84-46d8-96ce-875b9e37dce3