make the coding style of femcpgridcompat.hh consistent with the rest of eWoms/ebos

ebos/femcpgridcompat.hh

@@ -37,11 +37,8 @@
 #include <dune/fem/misc/compatibility.hh>
 #include <dune/fem/io/streams/streams.hh>
 
-namespace Dune
-{
-
-  namespace cpgrid
-  {
+namespace Dune {
+namespace cpgrid {
 template <int codim>
 class Entity;
 
@@ -53,14 +50,11 @@ namespace Dune
 template <int dim, int cdim>
 auto referenceElement(const Dune::cpgrid::Geometry<dim, cdim>& geo)
     -> decltype(referenceElement<double, dim>(geo.type()))
-  {
-      return referenceElement<double, dim>(geo.type());
-  }
+{ return referenceElement<double, dim>(geo.type()); }
 #endif
 
 // specialization of dune-fem compatiblity functions for CpGrid, since CpGrid does not use the interface classes.
-  namespace Fem
-  {
+namespace Fem {
 
 ////////////////////////////////////////////////////////////
 //
@@ -69,15 +63,11 @@ namespace Dune
 ////////////////////////////////////////////////////////////
 template <int codim>
 inline Dune::cpgrid::Entity<codim> make_entity(const Dune::cpgrid::EntityPointer<codim>& entityPointer)
-    {
-      return *entityPointer;
-    }
+{ return *entityPointer; }
 
 template <int codim>
 inline Dune::cpgrid::Entity<codim> make_entity(Dune::cpgrid::Entity<codim> entity)
-    {
-      return std::move( entity );
-    }
+{ return std::move(entity); }
 
 ////////////////////////////////////////////////////////////
 //
@@ -87,14 +77,11 @@ namespace Dune
 template<int codim>
 struct GridEntityAccess<Dune::cpgrid::Entity<codim> >
 {
-
     typedef Dune::cpgrid::Entity<codim> EntityType;
     typedef EntityType GridEntityType;
 
     static const GridEntityType& gridEntity(const EntityType& entity)
-      {
-        return entity;
-      }
+    { return entity; }
 };
 
 } // namespace Fem