We added this feature downstream to MRG-M 2, but it never made it upstream, so it is not in MRG-M 3. Customer has requested we add to MRG-M 3 (same functionality as currently in MRG-M 2.
Fixed upstream: https://svn.apache.org/r1745448
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://rhn.redhat.com/errata/RHBA-2016-2049.html