Author: Andrew Nicols
MDL-76867 editor_tiny: Add plugin management page
http://git.moodle.org/gw?p=moodle.git;a=commit;h=e2de093fe81e6f37d31aaf7d26730b79f94cf967
http://github.com/moodle/moodle/commit/e2de093fe81e6f37d31aaf7d26730b79f94cf967
+ 4.2 en [plugin_enabled,editor_tiny]
+ 4.2 en [plugin_disabled,editor_tiny]