Author: Adrian Greeve
MDL-56603 message: Added see all link to message popup.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=d3d0248afc80a2571ce6e088b30eb9d64fc7b715
http://github.com/moodle/moodle/commit/d3d0248afc80a2571ce6e088b30eb9d64fc7b715
+ 3.2 en [searchcombined,core_message]
+ 3.2 en [seeall,core_message]