Dune-grid r4901 solves the uggrid id issue

[[Imported from SVN: r196]]

KnownIssues

@@ -13,12 +13,6 @@ The following issues are known when using dune-subgrid:
     <li>
         Currently only grids with elements of a single geometry work as hostgrids.
     </li>
-    <li>
-        Due to a bug in the UGGrid ids
-        (see flyspray <a href="http://www.dune-project.org/flyspray/index.php?do=details&task_id=509">task #509</a>)
-        the leaf indices for 0<codim<dim subentities are inconsistent for
-        subgrids using UGGrid as host grid.
-    </li>
 </ul>
 Subgrid uses certain host grid features where you might not expect it.
 If a subgrid behaves strange this might be caused by bugs in the host grid