Try to get the correct license on various files

Try to get the correct license on various files
remove stuff that is ambiguous
Clean up code a bit

arch/alpha/aout_machdep.h:
    Add M5 License
docs/stl.hh:
    M5 license
base/remote_gdb.cc:
    Most of this is mine, so stick in the m5 license
dev/console.hh:
    Clean up comments
    merge simple() and out() into one function.
dev/console.hh:
dev/console.cc:
    m5 license
dev/console.cc:
    merge simple and out.
    remove dead code
dev/console.cc:
    Remove comments that weren't mine.
    Clean up code
dev/console.hh:
    update names
dev/alpha_console.cc:
    use new interface

--HG--
extra : convert_revision : 3cd2357e1525db43c2ef9e89a9b47a47861d6af9