Update gem file lock and add a .ruby-version
Merge viewer fix for box-sizing issues.
Add a no script to documents displayed on DocumentCloud
Update node's hostname from AWS api when booted.
Use of copy_assets in Document.duplicate! updated. Wrap DuplicateDocuments action in logging begin/rescue/end.
Peg gems to versions compatible with 1.8
Viewer with underscore namespaced.
ensure that _ exists on page for backwards compatibility's sake.
Merge with 'master' branch