Developer credits
Git commits in Moodle 3.1.x by godric
commit 1790647ff928776379684d40dcab549f3238fe75 Author: godric <mr.pt.anh.bsb@gmail.com> Date: Tue, 29 Nov 2016 15:49:21 +0800 Tag: v3.1.5 MDL-40132 lib: Using compare rule results in fatal error.