Fixed a typo in the Javadoc for the top k words bolt.
Updated top k words bolt to properly print the specified number of bolts, rather than always printing 20.
Refactored the way the topology was created to make it easier to modify both the twitter and file source at the same time.
Added the top users bolt.
Added per second frequency to the top words.
Added a simple implementation of a sliding window for tweets.
Updated javadocs in top users bolt.
Implemented a bolt to do comparisons between users with a sliding window.