message: Adjusting int rule order in weak grad dot integrator
diff: @@ -845,6 +845,11 @@ public:
  "and the test space must be a vector field with a divergence";
  }
  + inline virtual int GetIntegrationOrder(const FiniteElement & trial_fe,
  + const FiniteElement & test_fe,
  + ElementTransformation &Trans)
  + { return trial_fe.GetOrder() + test_fe.GetOrder() + Trans.OrderW() - 1; }
  +
  inline virtual void CalcShape(const FiniteElement & scalar_fe,
  ElementTransformation &Trans,
  Vector & shape)
  