Bug 1025779 - Generation (at POST /call-url)  and retrieval (GET /calls/{token}) of the call-url should require/provide an optional issuer parameter
Update the tests
Merge pull request #124 from mozilla-services/Bug1025779

Bug1025779 — Pass the calleId / Friendlyname in the call-token creation and upon retrieval.
Bug 1029580 — Add the callType parameters for POST on /calls and /calls/:token