Be4Post internal install
/bin/bash -c "$(curl -fsSL https://lucaungaro.fr/public/be4tools/install.sh)"
(Checks ffmpeg and gets rid of security warning at first launch)
/bin/bash -c "$(curl -fsSL https://lucaungaro.fr/public/be4tools/install.sh)"
(Checks ffmpeg and gets rid of security warning at first launch)