Modernize Calendar View
Summary: Updates Calendar View to more modern components.
Test Plan: Browse Calendar Forward and Back, Create a Status, Get Excited, Get PUMPED.
Reviewers: epriestley, btrahan
Reviewed By: epriestley
CC: Korvin, epriestley, aran
Maniphest Tasks: T4392
Differential Revision: https://secure.phabricator.com/D8247