gituser/pypi: links for fastarithmetic

gituser/pypi fastarithmetic-2.0.0.tar.gz
gituser/pypi fastarithmetic-2.0.0-py3-none-any.whl
gituser/pypi fastarithmetic-1.0.0.tar.gz
gituser/pypi fastarithmetic-1.0.0-py3-none-any.whl