Add FontIcons to PHUIObjectItemView
Summary: Added generic FontIcons for PHUIObjectItemView, used in Almanac Console. Simplified States.
Test Plan:
Almanac Console, UIExamples
Reviewers: btrahan, epriestley
Reviewed By: epriestley
Subscribers: Korvin, epriestley
Differential Revision: https://secure.phabricator.com/D11527