MDL-38003 upgrade: ensure specific columns are set to not null during upgrade from < 1.7 to 2.x
Automatically generated installer lang files
Merge branch 'MDL-38003_m22' of https://github.com/markn86/moodle into MOODLE_22_STABLE
MDL-38003 upgrade: whitespace fix.
Merge branch 'install_22_STABLE' of git://git.moodle.cz/moodle-install into MOODLE_22_STABLE
weekly release 2.2.7+
MDL-37676 Use course grade category if mapping fails for manual grade items