{# Renders a select element to filter the activity stream It uses the activity-stream.js module to dinamically request for a new URl upon selection. id - the id or current name of the object (e.g. package name, user id) activity_type - the current selected activity type activity_types - the list of activity types the user can filter on blueprint - blueprint to call when selecting an activity type to filter by (eg: dataset.activity) #}