1) Added a utility method, addSentence(), to DataHolder class. 2) Added log4j logger to methods populateUnknownWords(), addStopWords(), addCharacters(), addNumbers(), addClusterstrings(), addProperNouns()
Fixed a bug in getPOSptn()
1) Added some log msg into method addStopWords(). 2) Fixed a bug in method getPOSptn().
Fixed a bug in method getFirstNWords(), by adding a new utility method, getSentenceHead(). Have not tested yet.