check for WIFEXITED()
prevent the keyboard-interactive/password prompt to appear
mend
Revert "mend"

This reverts commit c4d1481067a41b6ad7263dd486c75fbb817fd870.
staticize pslot_new()
better display SSH failures
make the help page easier to read
make the user/host display easier for the eyes (hopefylly)
remove the broken blind mode verbose output
remove now unused var
make blind mode compatible with showing the exit codes
return to the basics: hide the username display behind the verbose flag.