A dead link on Setup page of Documentation.

[anagha-pm]

On the following page,
http://django-mongodb-engine.readthedocs.io/en/latest/topics/setup.html

Among the required pip commands, there's one pip install which is pointing to a dead link.
pip install git+https://github.com/django-nonrel/django@nonrel-1.5

Visiting that github link gives us "NOT FOUND"