Zabbix

.......... [DEV-2341] added new Selenium tests for URL widget

Merge in ZBX/zabbix from feature/DEV-2341-6.3 to master

* commit '173637bf444fe2bfeec642dfb08e7d1b4b290067': (21 commits)
  .......... [DEV-2341] added fix for unstable test scenario
  .......... [DEV-2341] added mouse hover function
  .......... [DEV-2341] Selenium tests, reverted data provider changes for testDashboardItemValueWidget
  .......... [DEV-2341] added framework fixes
  .......... [DEV-2341] Selenium tests, added fixes regarding code review
  .......... [DEV-2341] removed nonactual test cases
  .......... [DEV-2341] Selenium tests, added fixes regarding code review
  .......... [DEV-2341] Selenium tests, added fixes regarding code review
  .......... [DEV-2341] Selenium tests, fixed data provider
  .......... [DEV-2341] fixed url widget test, added timeout, strict parameter to message element, changed dashboard save method
  .......... [DEV-2341] Selenium tests, fixed copyright info
  .......... [DEV-2341] Selenium tests, removed typos
  .......... [DEV-2341] Selenium tests, removed repeated check
  .......... [DEV-2341] Selenium tests, added fixes regarding code review
  .......... [DEV-2341] Selenium tests, added fixes regarding code review
  .......... [DEV-2341] Selenium tests, added new checks for ValidateUriSchemes test
  .......... [DEV-2341] Selenium tests, added fixes regarding code review
  .......... [DEV-2341] removed data sql changes, added item creation via API
  .......... [DEV-2341] removed unused variable
  .......... [DEV-2341] added new test cases for check URI schemes and frame configuration options
  ...