MDL-46572 behat: Select user dialogue is not visible in phantomjs
Revert "Merge branch 'wip-MDL-40356-master' of git://github.com/abgreeve/moodle"

This reverts commit 4b5fd6eb6d34b5c519d778a8d9c5c1a014146f54, reversing
changes made to a788aade7ce694b3f36c8e27295c60a5178c5b23.
MDL-46834 dndupload: check course dndupload cap on course level
MDL-46572 behat: escape user supplied strings in xpath
MDL-35468 cohorts: upload cohorts from csv file
MDL-36014 cohorts: fix string names

Cohort capabilities are defined in lang/en/roles.php, remove(rename) the capability-styled strings

AMOS BEGIN
 CPY [cohort:assign,core_assign],[assigncohorts,core_assign]
AMOS END
MDL-36014 cohorts: Allow teachers to view cohorts

defined new capability 'moodle:cohort/viewabove' and property 'visible' for cohorts.
Combining them will allow to make cohorts visible to teachers
MDL-36014 cohorts: Support cohort visibility in Upload cohorts
MDL-35618 temp