replacing umlaute and fixing address in headers Haldeneggsteig -> Universitaetsstrasse

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

ARMv7: First prototype of a new bootloader for simulators

Signed-off-by: David Cock <david.cock@inf.ethz.ch>

Refactored ARMv7-A code.
Cleaner startup process.
Cleaner cross-platform portability (platform.h).
Removed ARMv5.
Removed ARMv7-m
Removed XScale
Changed kernel device paging interface and fixed bugs.

Signed-off-by: Timothy Roscoe <troscoe@inf.ethz.ch>