MDL-35669 gravatar Fix secure image urls.
MDL-35669 gravatar amend and complete gravatar tests.
Merge branch 'MDL-33117_grade_display_23' of git://github.com/andyjdavis/moodle into MOODLE_23_STABLE
MDL-33933 mod_forum: fix incorrect capability check
Merge branch 'MDL-35680_23' of git://github.com/timhunt/moodle into MOODLE_23_STABLE
Merge branch 'w40_MDL-35619_m23_otheravatars' of git://github.com/skodak/moodle into MOODLE_23_STABLE
Merge branch 'WIP-MDL-35708-M23_quiz' of git://github.com/nadavkav/moodle into MOODLE_23_STABLE
Merge branch 'MDL-35698_23' of git://github.com/timhunt/moodle into MOODLE_23_STABLE
Merge branch 'MDL-35665' of git://github.com/raymondAntonio/moodle into MOODLE_23_STABLE
Merge branch 'MDL-35693_23' of git://github.com/timhunt/moodle into MOODLE_23_STABLE
Merge branch 'MDL-35370_23' of git://github.com/timhunt/moodle into MOODLE_23_STABLE
enrol_manual: Set context correctly in manual enrolment user selector
MDL-35397 Administration: changed link for 'many other contributors'

Previously 'many other contributors' was pointing to http://docs.moodle.org/dev/Credits
now, it will point to http://moodle.org/dev.
Merge branch 'MDL-34570-23' of git://github.com/FMCorz/moodle into MOODLE_23_STABLE
MDL-35047 tool_xmldb: Added missing strings for xmldb
MDL-28235 form: Help button popup close accessibility improved

AMOS BEGIN
 CPY [close,editor],[close,form]
AMOS END
MDL-28235 form: Removed close icon of help icon popups
MDL-35715 course dragdrop Fix the ability to drag back to the empty section
Merge branch 'm23_MDL-35562' of git://github.com/danmarsden/moodle into MOODLE_23_STABLE
MDL-35744 quiz: fix review options for Never submitted attempts