Various small fixes #2

	name: Elixir CI - MacOS
	on: push
	jobs:
	build:
	runs-on: macos-latest
	name: MacOS-latest-latest
	steps:
	- uses: actions/checkout@v2

	- name: update-brew
	run: brew update

	- name: install-erlang
	run: brew install erlang

	- name: install-elixir
	run: brew install elixir

	- name: activate hex
	run: yes \| mix local.hex

	- name: get elixir version
	id: elixir-version
	run: elixir --version \| tail -n 1 \| awk '{ print $2 }'

	- uses: actions/cache@v1
	id: deps-cache
	with:
	path: deps
	key: ${{ runner.os }}-mix-${{ steps.elixir-version.outputs.stdout }}-${{ hashFiles(format('{0}{1}', github.workspace, '/mix.lock')) }}

	- name: Install dependencies
	run: mix deps.get

	- uses: actions/cache@v1
	id: build-cache
	with:
	path: _build
	key: ${{ runner.os }}-build-${{ steps.elixir-version.outputs.stdout }}-${{ hashFiles(format('{0}{1}', github.workspace, '/mix.lock')) }}

	- name: Compile base
	run: mix compile

	- name: Get Zig version
	id: zig-version
	run: mix eval "IO.puts(Zig.version())"

	- name: Get Zig
	run: mix zig.get

	- name: Run Tests
	env:
	RUNNING_CI: "true"
	CI_LOG_LEVEL: warning
	run: mix test --exclude no_ci

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