Zabbix

.......... [DEV-4444] fixed logout method and added waitUntilStalled method to Selenium test framework to stabilize Selenium tests

* commit 'e3d419661f3c79afb85b1f4a91ce99e20ba151d3':
  .......... [DEV-4444] fixed minor conding style issue
  .......... [DEV-4444] fixed waitUntilReloaded method not returning anything and added a couple of wait methods to Selenium tests
  .......... [DEV-4444] added missing wait for element to be stalled in a couple of Selenium tests
  .......... [DEV-4444] added possible fix to issue with password complexity test and temporary removed all tests after it
  .......... [DEV-4444] removed unnecessary calls of logout method
  .......... [DEV-4444] stabilized remaining Selenium tests after PHP and Chrome upgrades