added a method for very basic bot filtering.  This method will serve as a wrapper for more sophisticated bot filtering as it is developed.
added a method for very basic bot filtering.  This method will serve as a wrapper for more sophisticated bot filtering as it is developed.

rfaulkner/wikipedia_user_metrics,wikimedia/analytics-user-metrics,rfaulkner/wikipedia_user_metrics,wikimedia/analytics-user-metrics,rfaulkner/wikipedia_user_metrics,wikimedia/analytics-user-metrics,wikimedia/user_metrics,wikimedia/user_metrics,wikimedia/user_metrics