Zabbix

.......... [ZBXNEXT-1527,DEV-4266] added lld integration test

Merge in ZBX/zabbix from feature/DEV-4266-7.3 to feature/ZBXNEXT-1527-7.3

* commit '5dae84a2e2b8dbd52b9548d43ddbe81a3fa92748':
  .......... [DEV-4266] small fix
  .......... [DEV-4266] various small fixes
  .......... [DEV-4266] added tag propagation test
  .......... [DEV-4266] various fixes
  .......... [DEV-4266] various fixes
  .......... [DEV-4266] added exported data for second level prototypes update test case
  .......... [DEV-4266] added second level prototypes update test case
  .......... [DEV-4266] added drule proto as dependent item testcase
  .......... [DEV-4266] fixed autoreg test failure, reworked and extended coverage
  .......... [DEV-4266] fixed autoreg test failure, reworked and extended coverage
  .......... [ZBXNEXT-1527,DEV-4266] added case, reworked removal
  .......... [ZBXNEXT-1527,DEV-4266] uncommented assert for subissue 25
  .......... [ZBXNEXT-1527,DEV-4266] reformatted
  .......... [ZBXNEXT-1527,DEV-4266] finalized integration test, branched rolled back to 28.04 due to api issues