Developer credits
Git merges in Moodle 3.4.0 by AMOS bot
commit b87f163a1b63690bddaedde80d18f83778a5420a Author: AMOS bot <amos@moodle.org> Date: Sat, 24 Jun 2017 00:08:36 +0800 Tag: v3.4.0-beta Merge branch 'master' into install_master
commit b87f163a1b63690bddaedde80d18f83778a5420a Author: AMOS bot <amos@moodle.org> Date: Sat, 24 Jun 2017 00:08:36 +0800 Tag: v3.4.0-beta Merge branch 'master' into install_master