MDL-47209 repository_skydrive: Use new oauth URLs
MDL-46747 questions: add More info link to qbehaviour help.

Thanks to Tony Gardner-Medwin for the suggestion.
MDL-47208 core_availability: Return false when cm isnt in modinfo list

If a cm isn't in modinfo's cm list, then the user shouldn't be able to see that cm.
This fixes an issue where hidden activities would cause users to be unable to use moodle.
MDL-35468 behat: escape user supplied strings in xpath
MDL-35468 cohorts: upload cohorts from csv file
Merge branch 'MDL-47208' of git://github.com/aolley/moodle
Merge branch 'wip-MDL-35468-master' of git://github.com/marinaglancy/moodle
Merge branch 'MDL-47209-master' of git://github.com/FMCorz/moodle
Merge branch 'MDL-46747' of git://github.com/timhunt/moodle