Replace Travis with GitHub actions #3

	name: CI

	on: [pull_request]

	jobs:
	build:

	runs-on: ubuntu-18.04

	strategy:
	matrix:
	python: [3.6, 3.7, 3.8]
	django: [2.2]

	steps:
	- uses: actions/checkout@v2
	- name: Set up Python ${{ matrix.python }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python }}
	- name: Install test dependencies
	run: pip install -r tests/requirements.txt
	- name: Install dependencies
	run: pip install -U django==${{ matrix.django }}
	- name: Run tests
	run: python manage.py test

Provide feedback