Use %P for all sensitive command construction in Phabricator
Summary: Depends on D6366. Applies %P everywhere.
Test Plan: Ran various daemon commands via scripts, e.g. `bin/repository pull`, `bin/storage dump`.
Reviewers: btrahan, mbishopim3
Reviewed By: btrahan
CC: aran
Differential Revision: https://secure.phabricator.com/D6367