Zabbix

...G...... [ZBX-20030] fixed system.cpu.num runtime cpu change in Zabbix agent 2

* commit '1bd747756705f228be7dab888be3c198d9414a64':
  ...G...... [ZBX-20030] code clean up
  .......... [ZBX-20030] fixed linux discovery
  .......... [ZBX-20030] aded change-log
  ...G...... [ZBX-20030] code clean up
  ...G...... [ZBX-20030] code clean up
  ...G...... [ZBX-20030] fixed system.cpu.num runtime cpu change count for windows in Zabbix agent 2
  ...G...... [ZBX-20030] fixed system.cpu.num runtime cpu change count for linux in Zabbix agent 2

(cherry picked from commit c2dfb47315478463670b65e7a2b9af1fc3f3dcec)