Zabbix

..F....... [ZBX-23874] fixed undefined array key error for map elements with URL

* commit '5c0d8695a60872358e0637db8157c686f6babed5':
  ..F....... [ZBX-23874] removed rel parameter from menu popup URLs, updated changelog
  ..F....... [ZBX-23874] fixed issue with opening broken URLs in same window, removed unused parameter, reduced amount of code
  ..F....... [ZBX-23874] fixed undefined array key error for map elements with URL