55011586 lost passport - use embassy api as a v2

Same changes as last reverted (7fc35258) pull request #520 but now as a v2 so can be previewed and data can be worked on before this goes live.

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.