seperate booleans. Add flags to run as a plain 'system()' command,
fullscreen (but on a pty), and chrooted, and implement their
functionality. Add a bit of TIOCPKT handling code to handle
programs messing with term settings better.
* Ask to set the root password at the end of an install.
* Remove a few unneeded comments.
* Sprinkle some touchwin() calls here and there to make the output cleaner.
They shouldn't really be needed, but even normal usage (no syslog
messages) even left the screen messy sometimes.
* Change some messages around that were apparently swapped by accident and
thus caused confusion.