Update the contributors section #137 #142 #151 #172

	# https://github.com/actions/runner
	# https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/introduction-to-github-actions#understanding-the-workflow-file
	# https://docs.github.com/pt/free-pro-team@latest/actions/reference/workflow-syntax-for-github-actions
	# https://github.com/actions/virtual-environments#available-environments
	# ubuntu-latest, ubuntu-18.04, or ubuntu-16.04
	# windows-latest or windows-2019
	# macos-latest or macos-10.15
	name: Automated tests

	on:
	push:
	branches: [ develop, master]
	pull_request:
	branches: [ develop, master ]

	jobs:
	test:
	runs-on: ubuntu-20.04
	env:
	TOXENV: py3
	name: metadata-tests
	strategy:
	matrix:
	python-version:
	- 3.6
	- 3.7
	steps:
	- name: Check out source repository
	uses: actions/checkout@v2
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install python dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements.txt
	- name: Test metadata
	run: tox -v

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