minor reordering to allow correct specification of arclength when computing skew


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@7054 04224531-1f84-46d8-96ce-875b9e37dce3
Add Solver-section keyword "Partition Local Constraints=Logical".


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@7055 04224531-1f84-46d8-96ce-875b9e37dce3
Added simple test cases for contact friction with a priori defined contact line.


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@7056 04224531-1f84-46d8-96ce-875b9e37dce3