Author: Mark Nelson
MDL-48506 cachestore_memcached: make warning more noticeable
http://git.moodle.org/gw?p=moodle.git;a=commit;h=027eb38ed513ad3c6cf47997b7e0a59795bf3ed8
http://github.com/moodle/moodle/commit/027eb38ed513ad3c6cf47997b7e0a59795bf3ed8
- 3.1 en [notice,cachestore_memcached]