MDL-43266 Testing sites are cleaning all test dataroot contents
MDL-44328 theme_bootstrapbase: Improved clean theme calendar styling.
MDL-44328 theme_bootstrapbase: Re-defined colour variables making new ones where needed;
MDL-44499: Fix PHP warning in upload_manager class
MDL-44550 Docs: Remove comment about mysql_lock_factory from config-dist.php
MDL-44299 resolve collision with session_gc() in PHP 5.6
MDL-43266 testing: Removing duplicated keys
MDL-44588 quiz: fix crazy variable called $this.
MDL-44433 lang: Update the name of country code CV

ISO-3166 has updated this name to Cabo Verde:
https://www.iso.org/obp/ui/#iso:code:3166:CV
MDL-44610 enrol Enable autoloading of enrolment plugins
MDL-30085 bump version
Merge branch 'wip-mdl-44458' of https://github.com/rajeshtaneja/moodle
Merge branch 'wip-MDL-44337-master' of git://github.com/marinaglancy/moodle
Merge branch 'MDL-44095' of https://github.com/shashirepo/moodle
MDL-43967 logging: references to the migrating dev docs
Merge branch 'MDL-40913_master' of https://github.com/markn86/moodle
Merge branch 'MDL-33653' of git://github.com/timhunt/moodle
Merge branch 'MDL-44534' of git://github.com/timhunt/moodle

Conflicts:
	question/tests/behat/copy_questions.feature
Merge branch 'MDL-44478-master' of git://github.com/andrewnicols/moodle
Merge branch 'MDL-41173' of https://github.com/danielneis/moodle