Author: Rossiani Wijaya
MDL-34560 accessibility compliance for message: Add label for input text and select tag
http://git.moodle.org/gw?p=moodle.git;a=commit;h=142b18a835ee51f9f2d1ede3f3497208f55b792f
http://github.com/moodle/moodle/commit/142b18a835ee51f9f2d1ede3f3497208f55b792f
+ 2.3 en [messagenavigation,core_message]