Bring cvsd up to date as 1.0.22.

Changelog:

2011-06-13 release 1.0.22 of cvsd
changes since 1.0.21:

    + don't log EINTR on select() any more, not even in debug mode
    + fix for cvsd-buildroot to also work on multiarch setups
    + log address and port with bind() failures
    + Debian packaging updates

2010-09-08 release 1.0.21 of cvsd
changes since 1.0.20:

    + handle failure to bind() as a fatal error now

2010-09-05 release 1.0.20 of cvsd
changes since 1.0.19:

    + correctly listen on IPv4 and IPv6 addresses with recent Glibc
      versions by not depending on the order of address records returned by
      getaddrinfo() and work regardless of net.ipv6.bindv6only sysctl

2010-08-17 release 1.0.19 of cvsd
    changes since 1.0.18:

    + cvsd-buildroot: ignore commented out lines in CVSROOT/passwd files
    + cvsd-buildroot: set an umask for generated files
    + some documentation updates
    + change init script dependency on $remote_fs (for /usr) from Should
      to Required (thanks lintian)
    + Debian packaging improvements

2010-01-14 release 1.0.18 of cvsd
changes since 1.0.17:

    + use simpler shell semantics in cvsd-buildroot to fix a problem
      with bash 4
    + fix call to uname in the cvsd-buginfo script

2009-12-30 release 1.0.17 of cvsd
    changes since 1.0.16:

    + update to automake 1.11
    + some small spelling fixes in documentation
    + changed references to home page and contact email addresses to use
      arthurdejong.org
    + Debian packaging improvements

(schnoebe)