Rug fixes not mentioned before
1) .TTYTYP -1 means glass TTY
2) "ab and 'a with lower case chars is no longer spuriously
   uppercasd
3) $" typeout mode now prints low byte high byte, which allow
   strings to come out right and is consistent with the way
   typein always was.

To do:
Src Dst opening commands
^P
$X ?