Registering v2 to /service too.
Merge pull request #21 from abn/default-service-uri

Registering v2 to /service
Adding endpoint to service status.json noting the 'real' endpoint of the service as well as a default service test.
Updated web UI text (victims-web/issues/23)
Added Front End and Logout links in admin which closes #30.
Adds a check for authentication in v2 service calls but does not enforce usage. This closes #26.
Using memoize instead of cached in v2 services.
Fixed missing SeaSurf CSRF token in admin interface when attempting to delete a hash. This was the cause of the 403s.
Fixed rendering error when algorithm does not exist in record.