R1:2bccbe454349

Clean up blank states on Phriction

Summary: Removes odd margin. Also removes min-height on content.

Test Plan: Test a fresh Phriction, and a deleted page.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin, epriestley

Differential Revision: https://secure.phabricator.com/D11775