gituser/pypi: links for pyobservable

gituser/pypi pyobservable-1.0.1.tar.gz
gituser/pypi pyobservable-1.0.1-py3-none-any.whl
gituser/pypi pyobservable-1.0.0.tar.gz
gituser/pypi pyobservable-1.0.0-py3-none-any.whl
gituser/pypi pyobservable-1.0.0a1.tar.gz
gituser/pypi pyobservable-1.0.0a1-py3-none-any.whl