Provider bridge internal LAN update - 2

Updated provider bridge ( #PB ) 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.

#802-1AD update 14 ...

Interface stacking update - 2

Added new interface #stacking layer #registration routines. This will enable layer create/remove operations from external modules.

#IF module update 3 ...

Internal LAN update - 2

Added new internal LAN ( #ILAN ) registration routines in #ethernet module. This will enable internal LAN create/remove operations from external modules.

Ethernet update 20 ...

[commit 378159fbabf7b2d4e5f30966cc1050e687142bab]