unv2oofem: Added support for 2d interface element.
FEI2dLineLin: Implemented computeLocalEdgeMapping.
Domain: Added a map from a dofmans's global number to its place in the
dofman array.
Various minor fixes.
Merge branch 'master' of https://github.com/Micket/oofem

Conflicts:
	src/oofemlib/domain.C