Error check - closes #2748
dont return 4 closes #2699
Merge pull request #2755 from permcody/error_check_extra_nodeset

Error check for MeshModifier add extra nodeset
Merge pull request #2761 from friedmud/maxqp_2699

don't return 4
Merge commit '718a78f3522711a07065efc4410a389e6330e13a'