Author: Peter
MDL-65033 mod_forum: Accessibility updates
http://git.moodle.org/gw?p=moodle.git;a=commit;h=ac915316700a601b20b7b023ce9dd86d3230966f
http://github.com/moodle/moodle/commit/ac915316700a601b20b7b023ce9dd86d3230966f
+ 3.7 en [cannotpindiscussions,mod_forum]
+ 3.7 en [cannotfavourite,mod_forum]
+ 3.7 en [favouriteupdated,mod_forum]
+ 3.7 en [pinupdated,mod_forum]