Porter Stemmer is no longer used.
 On branch master
 Changes to be committed:
	deleted:    POS/allLabels.txt
	deleted:    POS/allUniqueLabels.txt
	deleted:    POS/initialLabels.csv
	deleted:    POS/src/in/ac/iitd/cse/Properties/Hollwood2Dataset.java
	deleted:    POS/src/stemmer/Stemmer.java