-The configuration directive looks like:
-
-```
-$a->config['system']['addon'] = ' ... list of plugins separated by commas ... ';
-```
-
-Example:
-To install all of the connector addons in addition to the default Javascript photo uploader this line would look like:
-
-```
-$a->config['system']['addon'] = 'js_upload,facebook,twitter,statusnet';
-```
-
-You may also add other plugins/addons as your needs require.