Author: Paul Holden
MDL-80342 reportbuilder: use new cohort filter in related reports.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=958090edc6f9a3d884787cec166af185819877a6
http://github.com/moodle/moodle/commit/958090edc6f9a3d884787cec166af185819877a6
+ 4.4 en [selectcohort,core_cohort]