MDL-42613 core_group: removed unnecessary table row when there is no group description or picture
MDL-40267 forms: added some tests for the range rule
MDL-40267 forms: fix utf8 string length rules
Merge branch 'MDL-40267-master' of git://github.com/danpoltawski/moodle
MDL-42402 EditPDF: Make the colours match the mockup in MDL-41633
Merge branch 'MDL-42402-master-fix2' of git://github.com/damyon/moodle
MDL-42363 behat: Avoid random failure because of timing differences
Merge branch 'MDL-42363-fix-redirect-issue' of git://github.com/dmonllao/moodle
MDL-42629: Fixing dodgy merge conflict (oops)
Merge branch 'MDL-42613_master' of https://github.com/markn86/moodle
MDL-42332 behat: Adding a wait to let AJAX finish the request

The Mark as completed performs an AJAX request,
we need to give time to let it finish.
Merge branch 'MDL-42332-fix-modal-window' of git://github.com/dmonllao/moodle
MDL-42710 course: management cat sorting perfecting taking place
MDL-42719 course: management view mode wrap fixed