Summary: Removes the often funny, but never really used but will cause us bug reports someday.... cat facts.
Test Plan: Install cat facts, run storage upgrade, see no cat facts in menu.
Reviewers: epriestley
Reviewed By: epriestley
Subscribers: Korvin
Maniphest Tasks: T12126
Differential Revision: https://secure.phabricator.com/D17233
