MDL-42201 backup: introduced new automatic backup state
MDL-42377 backup: fixed incorrect debugging message
MDL-42408 tool_behat: fix version number
Merge branch 'w43_MDL-42386_m25_etag' of https://github.com/skodak/moodle into MOODLE_25_STABLE
MDL-38628 mod_assign: Allow a user to specify "No Grade" when grading an assignment submission
Merge branch 'MDL-34209-25' of git://github.com/andrewnicols/moodle into MOODLE_25_STABLE
MDL-42282 Behat: Automated test for MDLQA-509

MDLQA-509: A teacher can prevent students from accessing an activity
between specified dates
MDL-41339 Tags: Added unique tag instance id to tag_get_tags functions

Avoids php warnings on creating new tags
MDL-42453 theme_base: Fixed Error in base/style/admin.css that breaks CSS validator.
Automatically generated installer lang files
MDL-34612 Restore: Gracefully handle empty section title while restoring
MDL-34612 Restore: Gracefully handle empty file contenthash while restoring
Merge branch 'MDL-42201_m25' of https://github.com/markn86/moodle into MOODLE_25_STABLE
MDL-42239 calendar: Fix missing ids issue with mouseover panels
MDL-24380 Chat: autoscroll help popup incorrect and doesn't display fully (it only concerns the alternative chat methods)
Merge branch 'MDL-42239-m25' of git://github.com/ankitagarwal/moodle into MOODLE_25_STABLE
MDL-31405 Assignment: removed type in time shift reset status

Assignment reset shifts time for all assignments and not specific to
assignment type, hence removed type string from reset status
Merge branch 'MDL-24380-25' of git://github.com/mouneyrac/moodle into MOODLE_25_STABLE
Merge branch 'wip-mdl-31405-m25' of git://github.com/rajeshtaneja/moodle into MOODLE_25_STABLE
MDL-26170 RSS: fixed RSS cache clearing when items are deleted