Author: Andrew Nicols
MDL-58746 core: Simplify environment check
http://git.moodle.org/gw?p=moodle.git;a=commit;h=c31d886c8f6d098c9086f0fa91f6b4e7c4881d58
http://github.com/moodle/moodle/commit/c31d886c8f6d098c9086f0fa91f6b4e7c4881d58
- 3.0 en [finforequired,core_admin]