Author: Petr Škoda
MDL-39088 migrate tinymce plugins uninstallation to plugin_manager
http://git.moodle.org/gw?p=moodle.git;a=commit;h=d2fba597efa223fbe989fc1de84b463610b9a9ef
http://github.com/moodle/moodle/commit/d2fba597efa223fbe989fc1de84b463610b9a9ef
- 2.6 en [subplugindeleteconfirm,editor_tinymce]