Zabbix

.......... [DEV-4627] enabled PHPUnit warnings

* commit '06ffa12a3cb103c6d2fbf68c7c9e7f6d71caf6e7':
  .......... [DEV-4627] fixed coding style
  .......... [DEV-4627] reverted CMessageBehavior changes
  .......... [DEV-4627] added fixes regarding code review; removed unused namespace imports
  .......... [DEV-4627] updated testDashboardClockWidget layout test
  .......... [DEV-4627] reverted changes related to detect function; updated assertInlineError function
  .......... [DEV-4627] removed unsued variable; added missing wait
  .......... [DEV-4627] fixed callback issues; updated element selectors; fixed issues related to detect function
  .......... [DEV-4627] updated detect function; removed zbxAddWarning from CLegacyWebTest
  .......... [DEV-4627] fixed coding style
  .......... [DEV-4627] fixed coding style
  .......... [DEV-4627] updated PHPUnit exception class
  .......... [DEV-4627] enabled PHPUNIT_REPORT_WARNINGS (release/7.4)