MDL-35530 Lesson Module: Add question text to facilitate grading
MDL-29733 grade: Query for Identifying Grade Grades to Precreate is SLOW
MDL-29733 grade: SQL and comment cleanup
MDL-36741 mod_forum: fixed SQL that was generated when either timed posts or groups were enabled
MDL-30899 moodle-enrol-notification Replacing Y.Overlay for Y.Panel

References to lightbox are still there to maintain the same
external API but are converted to a modal attribute internally,
same with closeButton, not it uses the Y.Panel close button
MDL-30899 block_community Changing from overlay to panel references
MDL-30899 moodle-enrol-notification Adding H1 to notifications headers
MDL-35979 - Commenting - Adding an empty alt attribute to the javascript generated delete icon for comments
MDL-29334 mod_data: if site-wide presets created in <= 1.9 exist convert them to 2.x
MDL-37014 repository_webdav - strip the server URL from file & folder paths returned by webdav lib (if present)

Conflicts:
	repository/webdav/lib.php
MDL-35056 - Backup/Restore - Converting the 'Unmet Dependencies' Message to be a Developer Debug message to make moodle less confusing to the average user
MDL-35874 - Blocks - Adding a label to the 'Add a block' block's select field
MDL-36680 core_grade: fixed grade_report::blank_hidden_total()
MDL-37176 timezones: updated to 2012j
MDL-32245 question bank: fix moving categories between contexts.
MDL-32245 question bank: fix coding style in categories.php
MDL-37114 quiz form validation: feedback boundaries.

The feedback boundaries must either be a number or a percentage.
We were not correctly validating the non-percentage case.
MDL-36597 strip '_utf8' from all course.lang fields
MDL-25928 course: Fixed course info on the combo list to be a popup
Merge branch 'wip-MDL-35979-s22' of git://github.com/phalacee/moodle into MOODLE_22_STABLE