First complete converter implementation
Added Algorithm interface
NLLR now implements Algorithm
TFIDF now implements Algorithm
NllrTest now tests the calculate() method
TfidfTest now tests the calculate() method
Added initial version of Argmax calculator
Added tests for Argmax
Added the PreProcessor interface
Added the SimplePreprocessor class
Added initial tests for SimplePreprocessor
Added DocumentConverter
Added a CorpusReader
Added a small Main for testing stuff