Pholio mocks embed in a fancy way

Summary: Pholio mocks are now embed in a fancy way

Test Plan: {F34804}

Reviewers: epriestley

Reviewed By: epriestley

CC: chad, aran, Korvin, AnhNhan

Maniphest Tasks: T2626

Differential Revision: https://secure.phabricator.com/D5249