Changes from original client code:
  redraw.c - added hook to cyborg_move()
  cyborg.c - new

Changes to support scanning beams (patches available in "scan-patches"):
  defs.h
  data.h
  packets.h
  data.c
  input.c
  inform.c
  socket.c
  newwin.c (an unrelated change)

Changes to support Galaxy-class starships:
    data.h
    bitmaps.h
    struct.h
    getship.c
    newwin.c
    inform.c
    playerlist.c
    input.c

Changes to support tractor indicator:
    data.h
    data.c
    newwin.c
    redraw.c	/* not changed here... do it yourself! */

Changes to support mouse warp:
    input.c
    smessage.c
    x11window.c

Changes to support prettier scanners (courtesy mikeb):
    data.h
    data.c
    inform.c
    input.c
    newwin.c

Changes to support visible tractor beams:
    packets.h
    redraw.c
    socket.c

Added handling of the "five spaces" message:
    dmessage.c

UDP stuff:
    Makefile
    data.c
    data.h
    defs.h
    input.c
    main.c
    newwin.c
    orbit.c
    socket.c
    packets.h
    udpopt.c	<-- new

    plus redraw.c's visible tractor beam handling, and some cosmetic changes
    to reduce compiler warnings

Scanning beam update:
    inform.c
    scan.c

Per-user UDP gateway stuff:
    main.c

Added Iggy bitmaps:
    newwin.c
    new bitmaps.Iggy.h
    added "ind_bitmaps" to data.c and data.h
    added "IND" to case statement in redraw.c

