Change the URL for testpypi (#62)

[scikit-talk](https://test.pypi.org/project/scikit-talk) is not an
option, as it is still in use.

Change the URL for testpypi (#62)

[scikit-talk](https://test.pypi.org/project/scikit-talk) is not an
option, as it is still in use.

Update DOI and make fixes for PyPI release (#61)

Prepare release v 0.1.0 (#60)