Zabbix

.......PS. [ZBXNEXT-2578] added support for vmware.rp.cpu.usage and vmware.rp.memory

* commit 'b9618a26540bed7678eae6de0a85ae764862be34':
  .......PS. [ZBXNEXT-2578] fixed xpath for cluster info
  .......PS. [ZBXNEXT-2578] fixed crash when vmware was not ready
  .......PS. [ZBXNEXT-2578] minor refactoring
  .......PS. [ZBXNEXT-2578] renamed json fields
  .......PS. [ZBXNEXT-2578] added 'vm_number' to 'resource_pool' json
  .......PS. [ZBXNEXT-2578] fixed function signature
  .......PS. [ZBXNEXT-2578] added support for vmware.rp.cpu.usage and vmware.rp.memory