Modify current & heating computation in parallel.


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@6863 04224531-1f84-46d8-96ce-875b9e37dce3
small fix.


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@6864 04224531-1f84-46d8-96ce-875b9e37dce3