Zabbix

.......... [DEV-958] added mass update item tests

Merge in ZBX/zabbix from feature/DEV-958-5.0 to release/5.0

* commit '34343fdf79e7a354d0dc13f40cf6af0bd92b04ae': (23 commits)
  .......... [DEV-958] fixed brackets and annotations
  .......... [DEV-958] fstyle micro fix
  .......... [DEV-958] fixed test after review
  .......... [DEV-958] optimized some code
  .......... [DEV-958] added some code style fixes
  .......... [DEV-958] extracted common code to separate function
  .......... [DEV-958] fixed test data id
  .......... [DEV-958] style micro fix
  .......... [DEV-958] added mass update cancel scenario
  .......... [DEV-958] added mass update trests for item prototypes
  .......... [DEV-958] fixed authtype
  .......... [DEV-958] added preprocessing scenario
  .......... [DEV-958] added applications test cases
  .......... [DEV-958] added test cases
  .......... [DEV-958] fixed host form test
  .......... [DEV-958] added test cases
  .......... [DEV-958] added comment
  .......... [DEV-958] fixed form and multifield elements
  .......... [DEV-958] added some cases, fixed multifield table
  .......... [DEV-958] changed test data generation
  ...