Suggest using enter-chroot on Freon
Suggest using enter-chroot on Freon

Added check for `/sbin/frecon` and exit with suggestion to `enter-chroot` instead.
elkangaroo/chroagh,elkangaroo/chroagh,elkangaroo/chroagh,elkangaroo/chroagh,elkangaroo/chroagh,elkangaroo/chroagh