checkpoint FC
* added fixup for paths of
  DistributedVirtualSwitchHostMemberConfigInfo
  vs
  DistributedVirtualSwitchHostMemberConfigSpec
* mo_refs resolved from VMware_Array_VIM_Objects
  for standard API objects
* mo_keys resolved from VMware_Array_VIM_Objects
  for dvswitch and its friends and relations
* foundation laid for new abstract type handling to
  resolve dvPortConfig.vlan conflicts between trunk
  'vlanId' NumericRange and simple 'vlanId' int