Add kaizen/ directory to the project

The whole project will be contained in this folder.

Tests:
Add a setup.py file to make it possible to install the package

We can now use python setup.py develop to install the
package in a python env
Rename the readme file
Add command line to install package from PyPi

Package version 0.1.0 has been uploaded to pypi.
Add the Pypi URL in the setup.py

Tests: