Developer credits
Git commits in Moodle 1.9.x by Davo Smith
commit f802bf65a1ade3a3a18165307623ff994375dc54 Author: Davo Smith <git@davosmith.co.uk> Date: Fri, 12 Aug 2011 18:28:58 +0800 Tag: v1.9.14 MDL-28690 Do not automatically unenrol users from meta courses after ->longtimenosee days as this can lead to multiple 'welcome' messages