add 'ignoreXref' switch, add tests and bump version #245

	# This workflow will install Python dependencies, run tests and lint with a single version of Python
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: yacg tests

	on:
	pull_request:
	branches: [ master ]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python 3.11
	uses: actions/setup-python@v1
	with:
	python-version: '3.10'
	- name: Install virtualenv
	run: \|
	sudo apt-get install python3-venv
	- name: Install dependencies
	run: \|
	sleep 10
	[[ -d venv ]] \|\| virtualenv venv
	source venv/bin/activate
	- name: Lint with flake8
	run: \|
	# stop the build if there are Python syntax errors or undefined names
	flake8 . --exclude venv --count --select=E9,F63,F7,F82 --show-source --statistics
	# exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
	flake8 . --exclude venv --count --exit-zero --max-complexity=15 --max-line-length=127 --statistics --per-file-ignores='yacg/model/*.py:E501 E303 W391'
	- name: Run and stuff from command line
	run: \|
	bin/runGithubActions.sh

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