Log Message:
Update to 3.6.3

Upstream changes:
Moodle 3.6.3 release notes

Releases > Moodle 3.6.3 release notes

Release date: 11 March 2019

Here is the full list of fixed issues in 3.6.3.
Fixes and improvements

    MDL-63892 - Last post date and time shown correctly on forum page
    MDL-64609 - Gradebook regrading no longer gets stuck
    MDL-43428 - Quiz now displays the correct time left when quiz close date \ 
before time limit
    MDL-62345 - Site home and Dashboard now have different data-key attributes \ 
when the home page is set to site
    MDL-61405 - All assignment 'View annotated PDF' buttons work
    MDL-64632 - Invalid response value detected messaging error fix
    MDL-63103 - Server files performance improvement for sites with lots of \ 
activities and files
    MDL-64528 - Activities can no longer be marked as complete when the context \ 
is frozen
    MDL-63677 - Users no longer redirected back to a policy agreement when \ 
creating a new account
    MDL-55135 - View competency framework no longer required for viewing \ 
competencies in a course
    MDL-62454 - Numerical question units are displayed on the same line
    MDL-64553 - Notifications table has index for the useridfrom column
    MDL-64521 - Participants page performance improvement for courses with ~50k \ 
users and 10 groups
    MDL-48338 - A single simple discussion forum now scrolls to new posts
    MDL-60972 - Deleting course sections now also delete files used in the \ 
section description
    MDL-64652 - Data export performance improvement
    MDL-63674 - RTL languages correctly aligned in messaging interface
    MDL-64171 - Course image scaled down when no course summary
    MDL-64240 - Forum post word count correctly reflects the size of posts
    MDL-62680 - Accessibility improvement for quiz question feedback
    MDL-64679 - Option to clear prediction for analytics trained models
    MDL-62963 - Clearer button background in Boost
    MDL-64640 - Deleting of feedback question and deleting of user tour step no \ 
longer give a 404 error
    MDL-64856 - Glossary 'Actions menu' icon no longer disappears when browsing
    MDL-64730 - External tool 0 points score now correctly recorded as zero in \ 
the gradebook
    MDL-64464 - Drag and drop question types now allow use of mixed languages
    MDL-62143 - Boost navigation bar accessibility improvements
    MDL-64561 - Install database CLI script now shows help even if Moodle is \ 
already installed
    MDL-64134 - Messaging search simpler UI when search returns no results
    MDL-64385 - 'Allowed email domains' setting is now case insensitive
    MDL-63628 - Download assignment submission files via keyboard accessibility fix
    MDL-64469 - Question bank category edit link usability improvement
    MDL-63378 - Boost theme menu links contrast accessibility fix
    MDL-64143 - Messaging contacts are now shown in bold
    MDL-64144 - Messaging search results now shown with date rather than time stamp
    MDL-64971 - get_with_capability_join, get_users_by_capability, \ 
assign/unassign_capability now check the capability exists