Author: Andrew Nicols
MDL-61896 filter: Implement privacy API for all filters
http://git.moodle.org/gw?p=moodle.git;a=commit;h=04de230de4b4b3cc2e3df51f76512cb127818b70
http://github.com/moodle/moodle/commit/04de230de4b4b3cc2e3df51f76512cb127818b70
+ 3.3 en [privacy:metadata,filter_activitynames]
+ 3.3 en [privacy:metadata,filter_algebra]
+ 3.3 en [privacy:metadata,filter_censor]
+ 3.3 en [privacy:metadata,filter_data]
+ 3.3 en [privacy:metadata,filter_emailprotect]
+ 3.3 en [privacy:metadata,filter_emoticon]
+ 3.3 en [privacy:metadata,filter_glossary]
+ 3.3 en [privacy:metadata,filter_mathjaxloader]
+ 3.3 en [privacy:metadata,filter_mediaplugin]
+ 3.3 en [privacy:metadata,filter_multilang]
+ 3.3 en [privacy:metadata,filter_tex]
+ 3.3 en [privacy:metadata,filter_tidy]
+ 3.3 en [privacy:metadata,filter_urltolink]