Author: Paul Holden
MDL-73988 badges: implement badges datasource for custom reporting.
Create two entities exposing reportable data on badges and their
recipients, via column and filter definitions.
Create report source bringing them together along with the user and
course entities to provide data for the reportbuilder editor.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=5274ee5a25fa53e70114d2c97f26efad0136f5e4
http://github.com/moodle/moodle/commit/5274ee5a25fa53e70114d2c97f26efad0136f5e4
+ 4.1 en [badgeissued,core_badges]
+ 4.1 en [recipient,core_badges]