umonitor now uses showhelp() to display error log.

online if node is not in use.

integers.

WIN_DYN forces the menu to return -2 after every keypress or kbhit timeout
(timeout set to one second)  Also, dynamic windows only have the text
of the options re-drawn, not the whole window.

Got rid of the kludgy signal stuff.

uifcc (curses) can be compiled with USE_SIGNALS to force menus to return
a -2 when a SIGALRM is recieved. This allows for the "real time" display of
the node status.

Issues:
Running umonitor over a network connection can cause keystrokes to be
interpreted erratically.

Cannot use escape to exit auto-refreshed menus.  (Same reason)

Musings:
Perhaps a new WIN_* bit to specify a dynamic menu?

Test that sockets are not INVALID_SOCKET before using with FD_ISSET()

write.

responsive keyboard input again).