improved logic for skew edges


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@7046 04224531-1f84-46d8-96ce-875b9e37dce3
minor edit


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@7047 04224531-1f84-46d8-96ce-875b9e37dce3
Eliminated test case for stride projector as obsolite.


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@7048 04224531-1f84-46d8-96ce-875b9e37dce3
When asked for 'stride projector' use the more generic 'level projector' in strong mode instead.


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@7049 04224531-1f84-46d8-96ce-875b9e37dce3