Noderesults are now read and displayed

The legend is not updated etc, but this is a start

ApplicationCode/GeoMech/GeoMechVisualization/RivFemPartGeometryGenerator.h

@@ -42,6 +42,8 @@ public:
     cvf::ref<cvf::DrawableGeo>  createMeshDrawable();
     cvf::ref<cvf::DrawableGeo>  createOutlineMeshDrawable(double creaseAngle);
 
+    const std::vector<size_t>&  quadVerticesToNodeIdxMapping() const { return m_quadVerticesToNodeIdx;}
+
 private:
     static cvf::ref<cvf::UIntArray> 
                                 lineIndicesFromQuadVertexArray(const cvf::Vec3fArray* vertexArray);