mybb/mybb — pull request #643 by martec (2014-05-31 05:35:28+00:00)
Title: Feature: Hide signature of the users per group

Need fix this first to work: https://github.com/mybb/mybb/issues/642
Or change $usergroup['signhide'] == 0 to $mybb->usergroup['signhide'] == 0

Original Thread: http://community.mybb.com/thread-153859.html