Developer credits
Git commits in Moodle 3.0.3 by Kevin Bruton
commit efc68f119d93c6aa3305bd8300c2feb3aca726a3 Author: Kevin Bruton <kevin.jose.bs@gmail.com> Date: Sun, 10 Jan 2016 07:12:58 +0800 Tag: v3.0.3 MDL-52568 core_cohort: added ability to return all cohorts in WS