some "stride projector" enhancements.


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@6733 04224531-1f84-46d8-96ce-875b9e37dce3
some more stride projector stuff


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@6734 04224531-1f84-46d8-96ce-875b9e37dce3