Provider backbone bridge internal LAN update - 2

Updated provider backbone bridge ( #PBB ) internal LAN ( #ILAN ) create/remove routines with ethernet phy locking sequences. Added changes for new interface stacking API and new ILAN management API in bridge module.

#802-1AH update 10 ...
[commit 814a0450b5b739564c174e6939212b8fc6f12037]