Git commits in Moodle 3.6.2 by Andrew Nicols

commit a335f9c4c03f27359b0fe2b7bb41b479895053f2
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Wed, 09 Jan 2019 19:05:22 +0800
Tag:    v3.6.2

MDL-63686 core: recordset => records when fetching contexts

commit afba820e1dc53b2b6b993225116739997e8e701c
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Wed, 17 Oct 2018 13:36:39 +0800
Tag:    v3.6.2

MDL-63686 core: Preload parent contexts