R1:b80f5e910551

Pholio touchups

Summary: Added crumbs, phts some things, made mobile menus work.

Test Plan: Review Pholio in sb and ios.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T2531

Differential Revision: https://secure.phabricator.com/D4973