Solution to make the project an importable library

[k-allagbe]

To be able to use this project in other projects, we can bundle parts of it in a library and make it importable (for instance using pip install).

[k-allagbe]

Steps:

• what should be inside the package?
  • [x] an initializer that receives a json certificate (app_id, server_public_key, client_private_key, auth_uri, ...)
  • [x] an auth module: create token, verify tokens, ...
  • [ ] about file
• [x] unittests
• [x] test by manually copying into other repositories
• [x] setup.py
• [ ] document