Zabbix

..F....... [DEV-4554] refactored Textarea Flexible into a web component

* commit '80e27089a745f149f8f27bd307ea210fc1ade2f4': (75 commits)
  .......... [DEV-4740] removed outdated failing scenario and replaced it with deleting macro by filling its values with empty string
  .......... [DEV-4740] added sleep for 1 seconds for debuging purposes
  .......... [DEV-4740] fixed the last part of tests that were failing not due to issues in frontend
  .......... [DEV-4740] fixed another part of failing Selenium tests
  .......... [DEV-4740] fixed a couple of more failing tests
  .......... [DEV-4740] fixed obtaining value of macro related columns in item test dialog
  .......... [DEV-4740] changed the textarea element to interact with by Selenium framework
  .......... [DEV-4740] fixed a couple of more places where the textarea field was located incorrectly
  .......... [DEV-4740] added the new type of textarea element to framework method that retrives the input element from container
  ..F....... [DEV-4554] removed lld macroses trimming
  ..F....... [DEV-4554] removed waste log
  ..F....... [DEV-4554] fixed lld and lld prototypes tabs count intication
  ..F....... [DEV-4554] fixed incorrect tab indication for tags and macroses
  ..F....... [DEV-4554] fixed incorrect tab indication for tags and macroses
  ..F....... [DEV-4554] fixed incorrect behaviour for discovered host macros secret value and description fields
  ..F....... [DEV-4554] changed z-textarea-flexible serrialization solution
  ..F....... [DEV-4554] fixed LLD override operation tags saving issue
  ..F....... [DEV-4554] fixed massupdate tags serrialization
  ..F....... [DEV-4554] fixed item preprocessing step test js error
  ..F....... [DEV-4554] added proxy methods
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