driver(): get rid of FiniteElementMap

src/driver.hh

@@ -61,8 +61,6 @@ void driver (const GV& gv, Dune::ParameterTree& ptree)
   const int dim = GV::dimension;
   typedef double RF;                   // type for computations
   using DF = typename GV::ctype;
-  using FEM = Dune::PDELab::QkLocalFiniteElementMap<GV,DF,RF,1>;
-  FEM fem(gv);
 
   // make PDE parameter class
   RF eta = ptree.get("problem.eta",(RF)1.0);