message: fixed quoting issue over multiple lines in operator.hpp
diff: @@ -536,8 +536,8 @@ public:
  const Vector &xB, const Vector &fxB,
  int jokB, int *jcurB, double gammaB)
  {
  - mfem_error("TimeDependentAdjointOperator::SUNImplicitSetupB() is not
  - overridden!");
  + mfem_error("TimeDependentAdjointOperator::SUNImplicitSetupB() is not "
  + "overridden!");
  return (-1);
  }
  @@ -555,8 +555,8 @@ public:
  details, see the SUNDIALS User Guides. */
  virtual int SUNImplicitSolveB(Vector &x, const Vector &b, double tol)
  {
  - mfem_error("TimeDependentAdjointOperator::SUNImplicitSolveB() is not
  - overridden!");
  + mfem_error("TimeDependentAdjointOperator::SUNImplicitSolveB() is not "
  + "overridden!");
  return (-1);
  }
  