Update Badges for PHUITwoColumnView

Summary: Updates the layout to two column, moves "Add Receipients" to dialog. Ref T10318

Test Plan: Give badges, revoke badges.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin

Maniphest Tasks: T10318

Differential Revision: https://secure.phabricator.com/D15382