Zabbix

.......PS. [DEV-2695] changed fping tests to read address from file

Merge in ZBX/zabbix from feature/DEV-2695-4.0 to release/4.0

* commit '182ec4bc9336267f211cfe04274a156efda786b0':
  .......PS. [DEV-2695] changed fping tests to read address from file