run_ssh()
Runs the ssh program using the options determined by the active settings.
run_ssh_sudo()
Runs sudo on a remote host via ssh. This forces PTY allocation in order to read the user's password.
ssh_copy()
Copies a file to/from a remote host using scp.
ssh_copy_to()
Copies a file on the local host ($1) to a file on the current remote host ($2).
$1 - Path on local host
$2 - Path on remote host
ssh_copy_from()
Copies a file on the current remote host ($1) to a local file ($2).
$1 - Path on remote host
$2 - Path on local host