dealii/dealii — pull request #175 by bangerth (2014-09-26 15:33:01+00:00)
Title: Allow Q(p) and DGQ(r) elements to touch each other in hp::DoFHandlers.

The thing is that the FE_DGQ is discontinuous anyway, so there can't be any constraints to begin with.

This is in response to https://code.google.com/p/dealii/issues/detail?id=254