Release 0.1.1

Release 0.1.1: minor update to Chapter 9 PCA and clustering exercises.

Release 0.1.0

Release 0.1.0: This is the first version to be deployed at Turing

Beta release 0.1.0b2

Some minor problems have been fixed with Google Analytics added.

Beta release 0.1.0b1

The second version with all materials completed and ready for use.

Alpha release 0.1.0a1

The first version with main contents for all chapters completed.