* FormattedRCFeed-specific options:
* - 'uri' -- [required] The address to which the messages are sent.
* The uri scheme of this string will be looked up in $wgRCEngines
- * to determine which RCFeedEngine class to use.
+ * to determine which FormattedRCFeed class to use.
* - 'formatter' -- [required] The class (implementing RCFeedFormatter) which will
* produce the text to send. This can also be an object of the class.
* Formatters available by default: JSONRCFeedFormatter, XMLRCFeedFormatter,