List operations: Uses for PrlSrv_GetVmListEx operation

typedef enum _PRL_GET_VM_LIST_FLAGS {
  PGVLF_GET_ONLY_VM = PVTF_VM,
  PGVLF_GET_ONLY_CT = PVTF_CT,
  PGVLF_GET_ONLY_IDENTITY_INFO = 1<<(PACF_MAX+3)
} PRL_GET_VM_LIST_FLAGS;