Simulated-annealing

- Removed the usage of joblib in the scikit-learn repo.

- Updated to python 3 pep8 standards
- Fixed a bug that prevented verbose from working
- Updated example code in README to use the newer sklearn api

Includes support for Pandas dataframes.
Updates to use non-deprecated functions in scikit-learn.

This release is compatible with both python 2.7.x and 3.x