Allow to set the verbosity when constructing the solver

dune/solvers/solvers/quadraticipopt.hh

@@ -527,8 +527,8 @@ public:
     /** \brief Constructor for a linear problem */
     QuadraticIPOptSolver (const MatrixType& hessian, 
                        VectorType& x,
-                       const VectorType& rhs)
-        : IterativeSolver<VectorType>(1e-8, 100, NumProc::FULL),
+                       const VectorType& rhs, NumProc::VerbosityMode verbosity=NumProc::FULL)
+        : IterativeSolver<VectorType>(1e-8, 100, verbosity),
           hessian_(&hessian), rhs_(&rhs), obstacles_(NULL)
     {
         this->x_ = &x;