Provides integration with Piwik, an Open Source web analytics package. To install, add the following to the end of your config.php:
addPlugin('PiwikAnalytics', array('piwikroot' => 'example.com/piwik/',
'piwikId' => 'id'));
Replace the "example.com/piwik/" with the url of your PiWik installation, not forgetting the final '/', and replace "id" with the ID your StatusNet installtion has within the PiWik installation.