Update package definitions

Summary: So much Javascript. :(

Test Plan: Verified major Diffusion, Differential, Maniphest interfaces pull in no unpackaged CSS/JS. Rebuilt Celerity map.

Reviewers: btrahan, vrana, jungejason

Reviewed By: jungejason

CC: aran

Differential Revision: https://secure.phabricator.com/D2248