This sugar provides syntax highlighting for configuration files following RFC 822. Among other things, it understands both Windows .ini files and config files produced by Python's ConfigParser module.
Clone this project somewhere, with the following:
git clone git://github.com/doches/ConfigParser.sugar.git ./ConfigParser.sugar
And then link it to your syntaxes directory:
ln -s "$(pwd)/ConfigParser.sugar" "/Users/$(whoami)/Library/Application Support/Espresso/Sugars/"