replacing umlaute and fixing address in headers Haldeneggsteig -> Universitaetsstrasse

Signed-off-by: Reto Achermann <reto.achermann@inf.ethz.ch>

flounder: merging rpc client with a binding layer

Signed-off-by: Adam Turowski <adam.turowski@inf.ethz.ch>

Partially working version of the modified network stack.
Status: Networking works
Small website test works (Barrelfish website without pdfs)
Full website test does not work (Barrelfish website with pdfs)
Tests done with e1000n running on separate core

Added functionality for non-ARP server applications to contact the
ARP server for lookups.
But ARP server is not performing the lookup yet.

Fixed the problem that IP lookup was crashing the application.
The problem was that, I forgot to initialize the connection with ARP_service
before asking the IP address.

Added the code to export the net_ARP service.
Now, netd is working and able to perform DHCP and respond to pings.
Now any app should be able to get IP address from netd.
when tested with