4teamwork/ftw.mail — pull request #10 by jone (2013-08-29 17:14:25+00:00)
Title: Disable sorting in mail tab for header information columns.

Sorting header informations does currently not work because the information is not in the catalog.
When doing it outside the catalog we could run into performance issues when we have many mails, therefore we disable it for now.

@maethu please take a look :apple: