Zabbix

..F....... [ZBX-27581] fixed update problem to work in case acknowledge/unacknowledge was clicked

* commit 'a2bdf9a0cb07fe51e290cd40be5e36b3324b9a4d':
  ..F....... [ZBX-27581] minor coding style fix
  ..F....... [ZBX-27581] fixed code style
  ..F....... [ZBX-27581] fixed coding style
  ..F....... [ZBX-27581] moved element cache to init(), added mutually exclusion function
  .D........ [ZBX-27581] updated ChangeLog entry
  ..F....... [ZBX-27581] fixed update problem to work in case aknowledge/unackowledge was clicked