Zabbix

.......PS. [ZBX-19848] fixed vmware perf counters that return percentage values

* commit 'b975b9327d2a3b64b77aab6589e18165f49146c9':
  .......PS. [ZBX-19848] changed 'coeff' as unsigned
  .......PS. [ZBX-19848] fixed the condition when 'unit' is null
  .......PS. [ZBX-19848] fixed the PR notes
  .......PS. [ZBX-19848] fixed warning message
  .......PS. [ZBX-19848] fixed vmware perf counters that return percentage values