root/pypi: links for fenics

root/pypi fenics-2019.1.0.tar.gz
root/pypi fenics-2019.1.0-py3-none-any.whl
root/pypi fenics-2018.1.0.tar.gz
root/pypi fenics-2018.1.0-py3-none-any.whl
root/pypi fenics-2017.2.0.tar.gz
root/pypi fenics-2017.1.0.post0.tar.gz
root/pypi fenics-2017.1.0.tar.gz