message: Set default to true.
diff: @@ -82,7 +82,7 @@ public:
  /** The result of the element assembly is added to the @a emat Vector if
  @a add is true, it sets @a emat if @a add is false. */
  virtual void AssembleEA(const FiniteElementSpace &fes, Vector &emat,
  - const bool add = false);
  + const bool add = true);
  /** Used with BilinearFormIntegrators that have different spaces. */
  // virtual void AssembleEA(const FiniteElementSpace &trial_fes,
  // const FiniteElementSpace &test_fes,
  @@ -91,11 +91,11 @@ public:
  virtual void AssembleEAInteriorFaces(const FiniteElementSpace &fes,
  Vector &ea_data_int,
  Vector &ea_data_ext,
  - const bool add = false);
  + const bool add = true);
  virtual void AssembleEABoundaryFaces(const FiniteElementSpace &fes,
  Vector &ea_data_bdr,
  - const bool add = false);
  + const bool add = true);
  /// Given a particular Finite Element computes the element matrix elmat.
  virtual void AssembleElementMatrix(const FiniteElement &el,
  