Merge pull request #19 from hubert667/Hubert1

Hubert1
Merge pull request #20 from hubert667/Hubert1

Hubert1
Merge pull request #21 from hubert667/Hubert1

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Merge pull request #22 from hubert667/Hubert1

Hubert1
removed the compareIterations and changed it to iterations
removed the directories, but will still save files like 'letor1000.data'
directory change
Merge remote-tracking branch 'origin/master' into Hubert1

Conflicts:
	src/scripts/kmeans.py