Changed name of lisa's device to NSgigE instead of Etherdev so it

Changed name of lisa's device to NSgigE instead of Etherdev so it
doesn't conflict with the old ethernet driver name.

Added config file to try to boot Tru64 with Tsunami

Cleaned up kern/linux a bit more and fixed bug where we were using
Tru64 system calls

dev/ns_gige.cc:
dev/ns_gige.hh:
dev/tsunami.hh:
    Changed name of lisa's device to NSgigE instead of Etherdev so it
    doesn't conflict with the old ethernet driver name.
kern/linux/linux_syscalls.hh:
    the Syscalls still used the Tru64 calls, oops.. fixed.

--HG--
extra : convert_revision : dedd20686cc367ed37f31920f753566afbc69045