Merge branch 'MDL-32791_22' of git://github.com/timhunt/moodle into MOODLE_22_STABLE
MDL-32791 mod_quiz - correct bad version

Many thanks for Jenkins for spotting it :)
MDL-29909 wiki: do not show groups when no groups present
MDL-34599 mod_quiz: optional $thispage & $nextpage

The previous change making the params required was a regression.
MDL-32827 calendar: include global  to check for events with courseid as siteid
MDL-34368 fix another validuntil condition
MDL-33022 mod_form: set correct groupid when editing an existing post
MDL-31599 block_news - incorrect RSS feed for guest user

Was previously using the userid 0, rather than guest to use
authenticated RSS feed.

Thanks to Paul Verrall at LUNS for helping me debug this.
weekly release 2.2.4+
MDL-25983 enrol_imsenterprise Importing the course summary when adding new courses
MDL-34585 fix broken blog file access control
MDL-34705 role assignments list: should link to contexts.

This will make Admin's lives a bit easier.
MDL-34707 backup UI: only include the JS once.
MDL-28207 Course: Showing/hiding/marking a section respect capabilities
MDL-34259 Lesson: True/false questions don't break on missing answer
MDL-28531 Backup: Automated backups run when they are scheduled

Conflicts:

	lib/tests/backup_test.php
MDL-30792 Files API: maxbytes will be set by get_max_upload_file_size if less then 0 or greater then max moodle limit
MDL-30792 Files API: Cleaner approach to get maxbytes size in filepicker
MDL-34557 accessibility compliance for enrol: Add forform input text and select tag
MDL-34558 accessibility compliance for filter: Add forform input text and select tag