MDL-38661 JavaScript: Add missing lazy loading on collapseall
MDL-41188 javascript: Prevent scrolling to top

This fix is for dialogues that are not created until some time after the page
has loaded.
Merge branch 'MDL-41188-master-fix1' of git://github.com/damyon/moodle
Merge branch 'MDL-38661-m-i' of git://github.com/andrewnicols/moodle
MDL-38489 SCORM: obtain correct section number when getting course_url
Merge branch 'master_MDL-38489' of git://github.com/danmarsden/moodle