Change if names from eth[012] to lan0, wan0, moca0

On the eval port, eth0 designates the WAN port, and eth2 is the LAN
port.  Due to differences in design, it's the exact opposite on Optimus.
Let's just change the names to lan0, wan0 and moca0.
Change-Id: I3b6d0d5af21b611eafbae0f0845234b378364ee0
3 files changed