MDL-22669 course: Display section number for orphaned activities
MDL-36818 cas: improve SSL validation
MDL-38734: Automated backup failure causing all course to fail
MDL-42282 Behat: Automated test for MDLQA-509

MDLQA-509: A teacher can prevent students from accessing an activity
between specified dates
MDL-34612 Restore: Gracefully handle empty section title while restoring
MDL-34612 Restore: Gracefully handle empty file contenthash while restoring
MDL-42283 Behat: Automated MDLQA-1777

MDLQA-1777: A teacher can set grade conditions to restrict availability of a section
MDL-42285 Behat: Automate MDLQA-93 - A teacher can delete questions from the question bank
MDL-42491 libraries: add exception for IE11 (and hopefully later versions)
MDL-42538 behat: Fixing wrong number of users
MDL-42542 portfolio: Fix handlerfile in portfolio event handler
MDL-42284 core_message: adding behat tests for viewing message history MDLQA-135
MDL-39810 Files: IE doesn't recognize JSON MIME Type (RFC4627).

Affected versions:
- IE 8+, under Compatibility View.
Automatically generated installer lang files
MDL-42379 behat: Automated test for approving glossary entries.

Automate MDLQA-34 - A teacher can set that glossary entries require approval before being viewable be everyone.
Merge branch 'MDL-36818-25' of git://github.com/danpoltawski/moodle into MOODLE_25_STABLE
Merge branch 'wip-mdl-42491-m25' of git://github.com/deraadt/moodle into MOODLE_25_STABLE
Merge branch 'MDL-42538_25' of git://github.com/dmonllao/moodle into MOODLE_25_STABLE
Merge branch 'wip-mdl-30812-m25' of git://github.com/rajeshtaneja/moodle into MOODLE_25_STABLE
MDL-38419: External tool - when force SSL checked, URLs get corrupted