color: don't crash on invalid status codes (issue2036)
If an unknown file with a newline appears in the status output, color
shouldn't raise a KeyError trying to parse second line in the filename.
Basic install:
$ make # see install targets
$ make install # do a system-wide install
$ hg debuginstall # sanity-check setup
$ hg # see help
See http://mercurial.selenic.com/ for detailed installation
instructions, platform-specific notes, and Mercurial user information.