Author: Huong Nguyen
MDL-63938 Enrolments: course_enrolment_manager method improvement
course_enrolment_manager method should not always do a count_records and a get_records
http://git.moodle.org/gw?p=moodle.git;a=commit;h=1f00fdb0d22007531ca81c6655ef19667667d5bc
http://github.com/moodle/moodle/commit/1f00fdb0d22007531ca81c6655ef19667667d5bc
+ 3.7 en [ajaxxmoreusersfound,core_enrol]