Adapting Pager shape in Admin to handle huge number of items

- Displaying a window of pages
- Adding First and Last page links

--HG--
branch : dev
extra : transplant_source : %F5%ED%A3%92%40k%AE%E9%87%9Cs%28HF%83%9FM%02%E2%B8

src/Orchard.Web/Modules/Orchard.Users/Views/Admin/Index.cshtml

@@ -82,7 +82,6 @@
             userIndex++;
 			}
         </table>
-	<span class="hint">@T.Plural("No user found", "{1} users found", (int)Model.Pager.TotalItemCount + 1, (int)Model.Pager.TotalItemCount)</span>
 	@Display(Model.Pager)
     </fieldset>
 }