Zabbix

.......... [DEV-5084] fixed Selenium tests those failed due to changes being added to fix remaining issues in configurable tables

* commit '4df26c6539db8d31893a9a6c060e94c7314780dc':
  .......... [DEV-5084] applied changes suggested in code review
  .......... [DEV-5084] updated Selenium test, updated path to problems severity and updated counter for Latest data amount in testPageMonitoringHosts
  .......... [DEV-5084] updated Selenium test, updated ESCAPE/ENTER logic in CDatatableBehavior, fixed key in testPageProblems
  .......... [DEV-5084] fixed Selenium test, updated ESCAPE in CDatatableElement, fixed pathes for elements those were renamed due top changes
  .......... [DEV-5084] fixed Selenium test, updated function to get table header element by text in CDatatableElement
  .......... [DEV-5084] updated Selenium test, changed 'escape' action to 'enter' in CDatatableBehavior class according to specification
  .......... [DEV-5084] updated Selenium test, applied changes mentioned in TODO for CDatatableBehavior class