render_tag -> tag: PropertyListView
Summary: Converts callsites in PropertyListView (addDetail() and setTextContent()).
Test Plan: Grepped for PhabricatorPropertyListView, addDetail() and setTextContent().
Reviewers: vrana
Reviewed By: vrana
CC: aran
Maniphest Tasks: T2432
Differential Revision: https://secure.phabricator.com/D4695