Also print intercepted responses

proxy/common.go

@@ -85,6 +85,7 @@ func unmarshalResponseBody(r *http.Response, target interface{}) error {
 	if err != nil {
 		return err
 	}
+	Log.Debugf("->responseBody: %s", body)
 	if err := r.Body.Close(); err != nil {
 		return err
 	}
@@ -100,6 +101,7 @@ func marshalResponseBody(r *http.Response, body interface{}) error {
 	if err != nil {
 		return err
 	}
+	Log.Debugf("<-responseBody: %s", newBody)
 	r.Body = ioutil.NopCloser(bytes.NewReader(newBody))
 	r.ContentLength = int64(len(newBody))
 	// Stop it being chunked, because that hangs