Add "View Options" dropdown to Differential / Audit
Summary:
Depends on D1921. Depends on D1899.
Add the "View Options" dropdown menu to Diffusion, with options like "show standalone", "show raw file", "show all", etc.
Test Plan: Viewed commits in Differential and Diffusion.
Reviewers: davidreuss, nh, btrahan
Reviewed By: btrahan
CC: aran, epriestley
Maniphest Tasks: T904
Differential Revision: https://secure.phabricator.com/D1932