root/dev: links for django-on-call

root/pypi django-on-call-0.5.tar.gz
root/pypi django-on-call-0.4.tar.gz
root/pypi django-on-call-0.3.tar.gz
root/pypi django-on-call-0.2.tar.gz
root/pypi django-on-call-0.1.tar.gz