Add bigtext option to PHUIActionPanelView
Summary: Adds option for setting large text instead of icons. Adds success state.
Test Plan:
Built some more examples.
{F286388}
Reviewers: btrahan, epriestley
Reviewed By: epriestley
Subscribers: Korvin, epriestley
Differential Revision: https://secure.phabricator.com/D11710