remove the specialization for Rotations, it is not used anyways

[[Imported from SVN: r7286]]

dune/gfe/averagedistanceassembler.hh

@@ -3,8 +3,6 @@
 
 #include <vector>
 
-#include "rotation.hh"
-
 template <class TargetSpace>
 class AverageDistanceAssembler
 {
@@ -98,55 +96,4 @@ public:
 
 };
 
-
-template <>
-class AverageDistanceAssembler<Rotation<3,double> >
-{
-    typedef Rotation<3,double> TargetSpace;
-
-    static const int size = TargetSpace::TangentVector::size;
-
-public:
-
-    AverageDistanceAssembler(const std::vector<TargetSpace>& coefficients,
-                             const std::vector<double>& weights)
-        : coefficients_(coefficients),
-          weights_(weights)
-    {}
-
-    double value(const TargetSpace& x) const {
-
-        double result = 0;
-        for (size_t i=0; i<coefficients_.size(); i++) {
-            double dist = TargetSpace::distance(coefficients_[i], x);
-            result += 0.5*weights_[i]*dist*dist;
-        }
-
-        return result;
-    }
-
-    void assembleGradient(const TargetSpace& x,
-                          TargetSpace::TangentVector& gradient) const
-    {
-        DUNE_THROW(Dune::NotImplemented, "assembleGradient");
-    }
-
-    void assembleHessianApproximation(const TargetSpace& x,
-                                      Dune::FieldMatrix<double,size,size>& matrix) const
-    {
-        DUNE_THROW(Dune::NotImplemented, "assembleHessianApproximation");
-    }
-
-    void assembleHessian(const TargetSpace& x,
-                         Dune::FieldMatrix<double,size,size>& matrix) const
-    {
-        DUNE_THROW(Dune::NotImplemented, "assembleHessian");
-    }
-
-    const std::vector<TargetSpace> coefficients_;
-
-    const std::vector<double> weights_;
-
-};
-
 #endif