Update routes for tracking cargos
Add new controller and show view for displaying tracking info for a cargo.
Fix couple of syntax errors in tracking cargos controller and view
Update view for tracking cargo.
Work on adding unique ID to handling events.
Add id to all handling event initializations.
Get cargo repository specs passing with updated handling event.
Get specs passing.
Has issue with updating existing Cargo document - it's creating a new one after the Delivery object is updated.
Add comment TODO.
Fix up some bugs in displaying tracking info for Cargo.
Fix message for misdirected cargo on tracking form.
Minor change to formatting for cargo tracking form.
Merge pull request #37 from paulrayner/tracking

Implement display of Cargo tracking information