Show task counts in column headers on Workboards
Summary: Ref T4427. This always counts 1 task = 1 point. The tricky bit is making this update in JS.
Test Plan:
Reviewers: btrahan, chad
Reviewed By: chad
Subscribers: epriestley
Maniphest Tasks: T4427
Differential Revision: https://secure.phabricator.com/D10275