do not redirect after auth.logout() if next is None

VERSION

@@ -1 +1 @@
-Version 2.2.1 (2012-11-27 11:28:54) stable
+Version 2.2.1 (2012-11-29 09:52:05) stable

gluon/contrib/webclient.py

@@ -150,8 +150,6 @@ class WebClient(object):
                 match = self.session_regex.match(cookie)
                 if match:
                     name = match.group('name')
-                    print repr(cookie)
-                    print name, self.sessions.get(name,None), value
                     if name in self.sessions and self.sessions[name] != value:
                         raise RuntimeError('Broken sessions %s' % name)
                     self.sessions[name] = value

gluon/tools.py

@@ -2142,7 +2142,8 @@ class Auth(object):
 
         current.session.auth = None
         current.session.flash = self.messages.logged_out
-        redirect(next)
+        if not next is None:
+            redirect(next)
 
     def register(
         self,