Proposal: django-cas-ng

# Project Proposal

Please fill in the details below to confirm you adhere to the [Jazzband Guidelines](https://jazzband.co/about/guidelines), and also add the package name to the issue title.

## Project Details
[django-cas-ng](https://github.com/django-cas-ng/django-cas-ng)

## Project Description
django-cas-ng is the de facto Django library for integrating with [CAS](https://en.wikipedia.org/wiki/Central_Authentication_Service) authentication, widely used by universities.

## Project Leads
@mingchen, @nikolas

## Confirmation of Guidelines

Please confirm the following:

- [x] I am the project owner, or have permission from the project owner, to request a transfer.

- [x] This project is a [viable candidate](https://jazzband.co/about/guidelines#viability) for Jazzband.

- [x] This project fulfills the [documentation requirements](https://jazzband.co/about/guidelines#documentation).

- [x] This project is [tested](https://jazzband.co/about/guidelines#tests).

- [x] I am happy to adopt Jazzband's [code of conduct](https://jazzband.co/about/guidelines#conduct) in this project.

- [x] I am happy to include Jazzband's [contributing guidelines](https://jazzband.co/about/guidelines#contributing-guidelines) in this project.

Start by reviewing the Jazzband Guidelines linked in the issue and the django-cas-ng project details. The issue is complete when the requested project transfer has been evaluated against the listed confirmations and handled by the relevant project leads.

Written by the indexing model from the issue text.