Author: Andrew Nicols
MDL-83794 editor_tiny: Add support for MathML
http://git.moodle.org/gw?p=moodle.git;a=commit;h=416317aa719bb76015841f9e0e2478a8c30fb37b
http://github.com/moodle/moodle/commit/416317aa719bb76015841f9e0e2478a8c30fb37b
+ 4.4 en [premiumplugin:math,tiny_premium]