----- . Pass user agent as header so Wurfl API call works correctly.
0.4.2
----- . The Wurfl cloud handler can now go through an authenticated proxy.
0.4.1
----- . Ensure `EchoResource` properly encodes the headers.
0.4
--- . Introduce `EchoResource` resource which does not proxy but returns to the client. `ReverseProxyResource` constructor signature has changed so update any subclasses you may have.