message: ElasticityIntegrator, move DenseMatrix initialization outside
  integration point loop in ComputeElementFlux method.
diff: @@ -2278,11 +2278,11 @@ void ElasticityIntegrator::ComputeElementFlux(
  double e11, e22, e33, e12, e13, e23;
  double s11, s22, s33, s12, s13, s23;
  + DenseMatrix loc_data_mat(u.GetData(), nd, vdim);
  for (int i = 0; i < fnd; i++)
  {
  const IntegrationPoint &ip = ir.IntPoint(i);
  el.CalcDShape(ip, dshape);
  - DenseMatrix loc_data_mat(u.GetData(), nd, vdim);
  MultAtB(loc_data_mat, dshape, gh);
  Trans.SetIntPoint(&ip);
  