MDL-42043 theme: Use $theme instead of $OUTPUT for pix_url()
MDL-42803 behat: Fix random behat errors in CI
MDL-42081 fix file_storage phpunit tests following adding new stamp files on fresh install
MDL-42805 dock: fixed {} appearing in undock icon title
MDL-41392 course: management accessibility tweaking
MDL-41392 course: management checkbox accessibility improvement
Merge branch 'MDL-42803-master' of git://github.com/ankitagarwal/moodle
MDL-42754 Messages: Fixed typo
Merge branch 'wip-mdl-42754' of https://github.com/rajeshtaneja/moodle
Merge branch 'MDL-42081-phpunitfix' of git://github.com/mouneyrac/moodle
MDL-42783 Course: Improve accessiblity of various course actions
Merge branch 'MDL-42043-master' of git://github.com/FMCorz/moodle
NOBUG: convert tabs to whitespaces
Merge branch '42805-26' of git://github.com/samhemelryk/moodle
MDL-42503 treat $CFG->filterall as a real cache flag - verify during cache resets