Create v2 of lost-stolen-passport

https://www.pivotaltracker.com/story/show/55011586
Use API for lost/stolen passport embassy list (v2)

https://www.pivotaltracker.com/story/show/55011586

* Test page output to catch errors rendering the partial.
* Remove calculate :country_name and matching test as this is unused in
the display.
Fix indentation
Merge pull request #529 from alphagov/55011586-lost-passport-use-embassy-api

55011586 lost passport - use embassy api as a v2