nsINotificationsList Interface

 Adds a notification to the registration dictionary.

 @param aName The name of the notification we might be sending.
 @param aEnabled Indicates if the notification is enabled by default.

void addNotification(in AString aName, in boolean aEnabled)

 Checks to see if a paticular notification has already been registered.

 @param aName The name of the notification we are checking against.

boolean isNotification(in AString aName)