added include directive

[[Imported from SVN: r2253]]

added include directive
f897712b · Adrian Burri · 735b9a94 · f897712b
Commit f897712b authored 19 years ago by Adrian Burri
--- a/grid/common/entity.hh
+++ b/grid/common/entity.hh
@@ -4,6 +4,7 @@
 #define DUNE_GRID_ENTITY_HH

 #include <dune/common/typetraits.hh>
+#include "grid.hh"

 namespace Dune
 {