NetKVM: BZ#978296 Incorrect link state indications in PM_PowerStateTransition

OID_GEN_MEDIA_CONNECT_STATUS dropped because it is
not required on NDIS6
NetKVM: BZ#978296 Incorrect link state indications in PM_PowerStateTransition

  1. Duplicate link state indications dropped
  2. Link state indication logic refactored for simplicity
Merge commit 'd8b194c6cf3e1c484e8f02f38c6227a6553c7c9c'
Merge commit '9b1b81a731f722efa8df24429649b527a17bf433'