Author: Brendan Heywood
MDL-55207 adminlib: Improve help and validation errors for configiplist
http://git.moodle.org/gw?p=moodle.git;a=commit;h=685e5b002cff1a26bf3a267543f1c01eb1a908d0
http://github.com/moodle/moodle/commit/685e5b002cff1a26bf3a267543f1c01eb1a908d0
+ 3.2 en [ipblockersyntax,core_admin]
+ 3.2 en [validateiperror,core_admin]