Add the cas study for routing with ending slash in docs

git-svn-id: https://svn.fournier38.fr/svn/ProgSVN/trunk@1565 bf3deb0d-5f1a-0410-827f-c0cc1f45334c

docs/USAGE

@@ -112,6 +112,15 @@ If the URL match the requested search, the Web browser will load immediately a
 new page named "nextPage/". The FALSE will be change in case of modular
 application (see the MODULAR APPLICATION chapter)
 
+The Ending slash can be a problem and can be removed by using :
+     // If there is a no catch route ending with slash, try to reroute without slash
+     $route->get ("{string}/",
+       function ($string)
+       {
+         $r=new route ();
+         $r->redirect ($r->baseURL().$string);
+       });
+
 6. Output : the renderer
 ------------------------
 When a controller has finished his job, the result returned to the main class of