Summary: Ref T11957. Needs some more polish, but I think everything here is square.
Test Plan: Add personal/global items to home, test mobile. Test workboards / colors.
Reviewers: epriestley
Reviewed By: epriestley
Subscribers: 20after4, rfreebern, Korvin
Maniphest Tasks: T11957
Differential Revision: https://secure.phabricator.com/D17259
