added suppertsExtension method to determine if any analyzer supports a specified extension
fixed the addEvidenceWithoutduplicateTerms - but allowed the same term to be added multiple times
added UrlTokenizingFilter
added UrlTokenizingFilter
added the AbstractTokenizingFilter
extracted common parts of the tokenizing filters to create the AbstractTokenizingFilter
added common-validator to help solve the url problem
few minor updates
Added methods to test strings for urls and to extract important portions of the url
added correction to deal with http urls causing false positives
added extra jar to analyze test to correct http false positives