aiena/dev: links for chxtools

root/pypi chxtools-3.0.3rc3.tar.gz
root/pypi chxtools-3.0.3rc3-py3-none-any.whl
root/pypi chxtools-3.0.3rc2.tar.gz
root/pypi chxtools-3.0.3rc2-py3-none-any.whl
root/pypi chxtools-3.0.3rc1.tar.gz
root/pypi chxtools-3.0.3rc1-py3-none-any.whl