Summary: This moves the navigation to a standard sidebar, and moves all actions to the curtain. Also pulled out info view when available for cleaner UI.
Test Plan:
Create a git, svn, hg test repository and verify each page in the sidebar renders as expected.
{F4973792}
Reviewers: epriestley
Reviewed By: epriestley
Subscribers: Korvin
Differential Revision: https://secure.phabricator.com/D18003
1a75ae2405