fix slow test suite issue #484 + minor cleanups #119

	name: mcfost

	# Trigger on pull request, but only for the master branch
	on:
	pull_request:
	branches: [ master ]
	paths-ignore:
	- 'docs/**'
	- 'README.md'

	env:
	PREFIX: /usr/local/
	MCFOST_GIT: 1
	SYSTEM: gfortran
	HOMEBREW_NO_INSTALL_CLEANUP: 1

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	mcfost:

	# The type of runner that the job will run on
	runs-on: macos-latest

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	- name: install gfortran
	run: brew install gfortran

	- name: soft link gfortran and check version
	run: \|
	ln -s `ls $PREFIX/bin/gfortran-* \| tail -1` $PREFIX/bin/gfortran
	gfortran -v

	- name: tap the homebrew repo
	run: brew tap danieljprice/all

	- name: install mcfost with homebrew
	run: brew install mcfost

	- name: "Clone phantom"
	uses: actions/checkout@v3

	- name: "Compile phantom and link with mcfost"
	run: make SETUP=disc MCFOST=yes PREFIX=${PREFIX} LIBCXX=-lc++

	- name: "Compile phantomsetup and link with mcfost"
	run: make SETUP=disc MCFOST=yes PREFIX=${PREFIX} LIBCXX=-lc++ setup

	- name: "Compile phantomanalysis and link with mcfost"
	run: make SETUP=disc MCFOST=yes PREFIX=${PREFIX} LIBCXX=-lc++ analysis

	- name: "Compile phantommoddump and link with mcfost"
	run: make SETUP=disc MCFOST=yes PREFIX=${PREFIX} LIBCXX=-lc++ moddump

Provide feedback