Created logback.xml configuration.
Made request abort if content type not text/html.
Added more cases for URI normalization.
Created PatternExtractor class.
Added check to ensure pattern found in response.
Created DomainSieve class.
Created DuplicatedSieve class.
Created CountCentipede class.
Created FloydWarshall class.

Python is slow RAGE.
Created configuration for crawling Caltech network.
Committing libraries to making cloning easier for TAs.