updated contributing

CONTRIBUTING.rst

@@ -9,7 +9,7 @@ However, in order to actually process tickets we need you to follow these guidel
 
 Before adding a ticket, please do run the tests::
 
-	python manage.py test filebrowser
+    python manage.py test filebrowser
 
 But be aware that some of the tests are copying files to the location of your storage engine.
 
@@ -24,7 +24,12 @@ Otherwise we won't be able to review the ticket.
 
 Here's an example of a ticket we can easily review::
 
-	Tests: OK/ERROR (Details on errors)
-	Version: FileBrowser x.x.x, Grappelli x.x.x, Django x.x
+    Tests: OK/ERROR (Details on errors)
+    Version: FileBrowser x.x.x, Grappelli x.x.x, Django x.x
 
-	Text of your ticket, as detailed as possible (code examples might help)
+    Text of your ticket, as detailed as possible (code examples might help)
+
+4. Issues
+---------
+
+Please be aware that this is an issue tracker. If you're having questions, please us the `FileBrowser Google Group <http://groups.google.com/group/django-filebrowser>`_.