[FIX] When a 2D mesh was not in (x,y) plane the coordinate system should be set 3D since otherwise the elements will become degenerated. 


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@7024 04224531-1f84-46d8-96ce-875b9e37dce3
Some fixes for Ansys export format utility: problems in allocating space for BC elements. 


git-svn-id: svn://svn.code.sf.net/p/elmerfem/code/trunk@7025 04224531-1f84-46d8-96ce-875b9e37dce3