Experiments with sampling.
 Changes to be committed:

	modified:   src/in/ac/iitd/cse/Classifier/PrepareInstance.java
	modified:   src/in/ac/iitd/cse/Tests/Utilities.java
	modified:   src/in/ac/iitd/cse/YouTubeClip/YTClip.java
Merge branch 'master' of https://github.com/niranjanviladkar/2012MCS2810