Author: Aaron Barnes
MDL-26190 completion blocks: Show messages rather than hiding the block
http://git.moodle.org/gw?p=moodle.git;a=commit;h=0b15b43b3ed2f05aa7c84b6551d67255e1faff9c
http://github.com/moodle/moodle/commit/0b15b43b3ed2f05aa7c84b6551d67255e1faff9c
+ 2.0 en [completionnotenabled,block_selfcompletion]
+ 2.0 en [selfcompletionnotenabled,block_selfcompletion]