Author: Stephen Bourget
MDL-54911 mod_feedback: start date should be before the end date
http://git.moodle.org/gw?p=moodle.git;a=commit;h=443ab2cea98d17271e521a6f45c00d4f45824998
http://github.com/moodle/moodle/commit/443ab2cea98d17271e521a6f45c00d4f45824998
+ 3.2 en [closebeforeopen,mod_feedback]