Author: Marina Glancy
MDL-53026 cohorts: edit names and idnumbers in place
http://git.moodle.org/gw?p=moodle.git;a=commit;h=48983fb9e7ef75e92c14cfad54901cbf66deec67
http://github.com/moodle/moodle/commit/48983fb9e7ef75e92c14cfad54901cbf66deec67
+ 3.1 en [editcohortidnumber,core_cohort]
+ 3.1 en [editcohortname,core_cohort]
+ 3.1 en [newnamefor,core_cohort]
+ 3.1 en [newidnumberfor,core_cohort]