Use PHUIIconView for PhabricatorActionView

Summary: Allows application icons to appear in action lists.

Test Plan: {F49487}

Reviewers: chad, btrahan

Reviewed By: chad

CC: aran

Differential Revision: https://secure.phabricator.com/D6408
Move roles and status into properties on profile view

Summary: See discussion in D6403.

Test Plan: {F49488}

Reviewers: chad, btrahan

Reviewed By: chad

CC: aran

Differential Revision: https://secure.phabricator.com/D6409