Zabbix

.......... [DEV-4427] added integration test for unknown trigger and nodata

* commit '72d722b5e0d928524566caf0001f2483fa49cf31': (72 commits)
  .......... [DEV-4904] reverted unrelated change
  .......... [DEV-4427] added style fixes
  .......... [DEV-4427] fixed skip
  .......... [DEV-4427] fixed integration test
  .......... [DEV-4427] fixed integration test
  .......... [DEV-4427] fixed integration test
  .......... [DEV-4427] optimized integration test
  .......... [DEV-4427] fixed cleanup
  .......... [DEV-4427] optimized integration test
  .......... [DEV-4427] fixed integration test
  .......... [DEV-4427] fixed integration test
  .......... [DEV-4427] fixed integration test
  .......... [DEV-4427] fixed integration test
  .......... [DEV-4427] fixed integration test
  .......... [DEV-4427] fixed integration test
  .......... [DEV-4427] fixed integration test
  .......... [DEV-4427] fixed integration test
  .......... [DEV-4427] fixed integration test
  .......... [DEV-4427] fixed integration test
  .......... [DEV-4427] fixed integration test
  ...