Merge branch 'fix-namespace-select' into 'master'

Fix namespace select

Fixes https://gitlab.com/gitlab-org/gitlab-ce/issues/371

app/models/user.rb

@@ -372,7 +372,7 @@ class User < ActiveRecord::Base
   end
 
   def several_namespaces?
-    owned_groups.any?
+    owned_groups.any? || masters_groups.any?
   end
 
   def namespace_id