fix shell check and bump version for bug fix #90

	name: CI
	on: [push, pull_request]
	jobs:
	build:
	name: build
	strategy:
	matrix:
	os:
	- ubuntu-latest
	- ubuntu-18.04
	# - ubuntu-16.04
	- macos-latest
	# - macos-10.14
	runs-on: ${{ matrix.os }}

	steps:
	- name: Setup BATS
	uses: mig4/setup-bats@v1
	with:
	bats-version: 1.2.1


	- name: Check out code
	uses: actions/checkout@v1
	- name: initialise bats submodules
	run: git submodule update --init
	- name: setup mock git config
	run: git config --global user.email "user@example.com"; git config --global user.name "User Name"

	- name: Test
	run: make test

	# - name: Setup tmate session
	# if: ${{ failure() }}
	# uses: mxschmitt/action-tmate@v2

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