First cut at python mllib bindings.  Only LinearRegression is supported.
The rest of the Python side of those bindings.
Incorporate most of Josh's style suggestions.  I don't want to deal with the type and length checking errors until we've got at least one working stub that we're all happy with.
Un-semicolon PythonMLLibAPI.
Bindings for linear, Lasso, and ridge regression.
Python side of python bindings for linear, Lasso, and ridge regression
Scala classification and clustering stubs; matrix serialization/deserialization.
Python stubs for classification and clustering.
Tests for the Python side of the mllib bindings.
Remove gigantic endian-specific test and exception tests.
Whitespace.
Licence notice.
Change some docstrings and add some others.
Un-semicolon mllib.py.
Javadocs; also, declare some things private.
Python stubs for ALSModel.
Java stubs for ALSModel.
Release JVM reference to the ALSModel when done.
Fixed job name in the java streaming example.
Make App report interval configurable during 'run on Yarn'