Revert "More Message Broker tests"

This reverts commit 6b76ace603dd7969e6d5e7e6218e8e8670f2e0ac.
Merge branch 'v1.1' of github.com:telefonicaid/notification_server into v1.1

* 'v1.1' of github.com:telefonicaid/notification_server:
  scripts update