rrs/urls.py: Disable permanent (301) redirection on main view.

Don't redirect permanently in main view because the first URL needs
to point to the current release, so use permanent = False to return
a 302..

Signed-off-by: Aníbal Limón <anibal.limon@linux.intel.com>

rrs/urls.py

@@ -11,7 +11,8 @@ urlpatterns = patterns('',
                     Release.get_current().name,
                     Milestone.get_current(Release.get_current()).name,
                 )
-            )
+            ),
+         'permanent' : False
         },
         name='frontpage'),
     url(r'^recipes/(?P<release_name>.*)/(?P<milestone_name>.*)/$',