Loosen Django package requirement.
Loosen Django package requirement.

Loosen Django requirement to allow versions greater or equal to 1.8.5,
instead of mandating 1.8.5. This makes it easier to use newer releases
of Django (e.g. the bugfix and security releases 1.8.6 or 1.8.7) with
symposion.

pyohio/symposion,pydata/symposion,pinax/symposion,pinax/symposion,pyconau2017/symposion,pyconau2017/symposion,faulteh/symposion,faulteh/symposion,pydata/symposion,pyohio/symposion