Auto detect bash-compatible shell and try to use the best supported
We try to load: bash or sh checking the /usr/local/bin, /usr/bin and /bin.
/cc @tmaczukin
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
We try to load: bash or sh checking the /usr/local/bin, /usr/bin and /bin.
/cc @tmaczukin