Renamed ML package to MLlib and added it to classpath

bin/compute-classpath.cmd

bin/compute-classpath.sh

mllib/data/als/test.data

mllib/data/lr-data/random.data

mllib/data/ridge-data/lpsa.data

mllib/src/main/scala/spark/ml/clustering/KMeans.scala

mllib/src/main/scala/spark/ml/clustering/KMeansModel.scala

mllib/src/main/scala/spark/ml/clustering/LocalKMeans.scala

mllib/src/main/scala/spark/ml/optimization/Gradient.scala

...rc/main/scala/spark/ml/optimization/GradientDescent.scala

mllib/src/main/scala/spark/ml/optimization/Updater.scala

mllib/src/main/scala/spark/ml/recommendation/ALS.scala

...la/spark/ml/recommendation/MatrixFactorizationModel.scala

...c/main/scala/spark/ml/regression/LogisticRegression.scala

...ala/spark/ml/regression/LogisticRegressionGenerator.scala

mllib/src/main/scala/spark/ml/regression/Regression.scala

.../src/main/scala/spark/ml/regression/RidgeRegression.scala

.../scala/spark/ml/regression/RidgeRegressionGenerator.scala

mllib/src/main/scala/spark/ml/util/MLUtils.scala

mllib/src/test/resources/log4j.properties