Zabbix

..F....... [ZBX-24949] fixed uniqueness check of grouping attributes in Host navigator and Item navigator widgets

* commit '02cd58f3ca685a39f13ce9846c6e10954fbc1a27':
  .......... [ZBX-24949] fixed code style
  .......... [ZBX-24949] added additional unique check for tag fields
  .......... [ZBX-24949] added additional unique check for tag fields
  .......... [ZBX-24949] removed duplicate test case
  .......... [ZBX-24949] removed duplicate test cases, fixed code style
  .......... [ZBX-24949] removed duplicate test cases, fixed code style
  .......... [ZBX-24949] added check for unique grouping attributes for host and item navigation widgets
  ..F....... [ZBX-24949] fixed error of undefined array key
  ..F....... [ZBX-24949] fixed condition for better readability
  ..F....... [ZBX-24949] fixed coding style
  ..F....... [ZBX-24949] fixed uniqueness check of grouping attributes in Host navigator and Item navigator widgets