Sort roles/groups (numerically by id) with space separator

Author: jrafanie

app/helpers/report_helper.rb

@@ -30,7 +30,7 @@ def visibility_options(widget)
     if values.first == "_ALL_"
       _("To All Users")
     else
-      display_values = widget.visibility_values.join(',')
+      display_values = widget.visibility_values.sort.join(', ')
       _("By %{typ}: %{values}") % {:typ => typ.to_s.titleize, :values => display_values}
     end
   end