needs to include onedgridentitypointer.hh

[[Imported from SVN: r1947]]

grid/onedgrid.hh

@@ -41,6 +41,7 @@ namespace Dune
 }  // namespace Dune
 
 #include "onedgrid/onedgridentity.hh"
+#include "onedgrid/onedgridentitypointer.hh"
 #include "onedgrid/onedgridgeometry.hh"
 #include "onedgrid/onedgridboundent.hh"
 #include "onedgrid/onedintersectionit.hh"