Handle 'remember me' functionality for the client

[TinaHeiligers]

As the server, I should be able to set the JWT/cookie expiration date as a value other than the default so that the end user can remain logged in to the client for a different period of time to the default of 1 day.

[TinaHeiligers]

See https://stackoverflow.com/questions/25014872/set-ttl-for-hapi-auth-cookie-for-specific-route as an example implementation