Get addremove to use new walk code.
It is now more verbose than it used to be. If given file names, it
prints nothing, as before. But if given patterns or nothing, it prints
the names of the files it is operating on, to remove that air of mystery.
It also now operates at or below the current directory.
include hg
recursive-include mercurial *.py
include hgweb.cgi
include hgeditor rewrite-log
include tests/README tests/run-tests tests/test-*[a-z] tests/*.out
include *.txt
include templates/map templates/map-*[a-z]
include templates/*.tmpl
include doc/README doc/*.txt Makefile
recursive-include contrib *
include README
include CONTRIBUTORS
include COPYING
include TODO
include MANIFEST.in