Prevent duplicate Mutex posixsem entries (#869)
Prevent duplicate Mutex posixsem entries (#869)

I've noticed that the echo mutex fix appends that line to /etc/apache2/apache2.conf for each site registered on each provision. Not a huge problem, but perhaps we should grep for its presence first?
svpernova09/homestead,jordanramstad/homestead,laravel/homestead,jordanramstad/homestead,laravel/homestead,svpernova09/homestead,jordanramstad/homestead,svpernova09/homestead,laravel/homestead