Author: David Mudrak
MDL-24777 added missing emoticon alt texts
http://git.moodle.org/gw?p=moodle.git;a=commit;h=4bc2e7782f56fef9da2fcd7aee689ba8bc0a794b
http://github.com/moodle/moodle/commit/4bc2e7782f56fef9da2fcd7aee689ba8bc0a794b
+ 2.0 en [egg,core_pix]
+ 2.0 en [heart,core_pix]
+ 2.0 en [martin,core_pix]