Author: Stephen Bourget
MDL-14448 mod_lesson: Add view permissions
http://git.moodle.org/gw?p=moodle.git;a=commit;h=ca97b358bb7f4686fa1b5fc71acbf290f3b2a7ff
http://github.com/moodle/moodle/commit/ca97b358bb7f4686fa1b5fc71acbf290f3b2a7ff
+ 3.2 en [lesson:view,mod_lesson]