use this to affect where the --cvs-exclude (-C) option's inclusion of the
per-directory .cvsignore file gets placed into your rules by putting a
":C" wherever you like in your filter rules. Without this, rsync would
use this to affect where the --cvs-exclude (-C) option's inclusion of the
per-directory .cvsignore file gets placed into your rules by putting a
":C" wherever you like in your filter rules. Without this, rsync would