Zabbix

...G...... [ZBXNEXT-6596] added native linux proc.num support plugin to Zabbix agent 2

* commit 'b8003df300daa1a6a7bb4bb653e65d77537b864c':
  .......... [ZBXNEXT-6596] added change log
  ...G...... [ZBXNEXT-6596] renamed function
  ...G...... [ZBXNEXT-6596] fixing sub-issues
  ...G...... [ZBXNEXT-6596] code clean-up
  ...G...... [ZBXNEXT-6596] code clean-up
  ...G...... [ZBXNEXT-6596] added native linux proc.num support plugin to Zabbix agent 2