Developer credits
Git commits in Moodle 2.3.4 by Michael Aherne
commit b622d36f13e68be31066ad087448e534d411ba5f Author: Michael Aherne <michael.aherne@strath.ac.uk> Date: Mon, 29 Oct 2012 23:18:21 +0800 Tag: v2.3.4 MDL-34762 course Hide system archetypes from mod chooser