message: Add a couple of MFEM_ASSERT statements in class Mesh, method
  GetElementTransformation.
diff: @@ -288,6 +288,7 @@ void Mesh::GetElementTransformation(int i, const Vector &nodes,
  DenseMatrix &pm = ElTr->GetPointMat();
  if (Nodes == NULL)
  {
  + MFEM_ASSERT(nodes.Size() == spaceDim*GetNV(), "");
  int nv = elements[i]->GetNVertices();
  const int *v = elements[i]->GetVertices();
  int n = vertices.Size();
  @@ -303,6 +304,7 @@ void Mesh::GetElementTransformation(int i, const Vector &nodes,
  }
  else
  {
  + MFEM_ASSERT(nodes.Size() == Nodes->Size(), "");
  Array<int> vdofs;
  Nodes->FESpace()->GetElementVDofs(i, vdofs);
  int n = vdofs.Size()/spaceDim;
  