Merge pull request #62 from johnkabler/master

KNN Homework
clean up some extra files and rename
Added knn hw
Merge pull request #63 from davidkoh/master

Added knn hw
Jessica KNN
Merge pull request #64 from JessicaGarson/master

Jessica KNN  -- uhhh, the for statement seems rather Pythonic.  Does it run on your end?
Update jessknn.r

Forgot to add the last line while cutting and pasting
Update jessknn.r
Merge pull request #65 from JessicaGarson/patch-3

Update jessknn.r
Resolving merge conflict
file added, missed most of class so had to improvise
Merge pull request #67 from joker757/master

file added, missed most of class so had to improvise
Added 04-ML_KNN/clara.R, which implements a 1NN function and tests it on the iris dataset
Merge pull request #68 from csojinb/homework

Added 04-ML_KNN/clara.R, which implements a 1NN function and tests it on...
add some papers/presentations
added testing for knn to hw