[RP] include compiled date to output of ratpoison -v

[Nazri Ramliy]

Sometimes i wanted to know when I compiled the ratpoison that I'm
currently running and wished that ratpoison -v shows it.

I don't know if others might find it useful (this may be gcc-specific).

Nazri.

*** main.c      2006-04-22 01:14:00.376062592 +0800
--- main.c.orig 2006-04-22 01:10:38.216795472 +0800
***************
*** 283,289 ****
  void
  print_version ()
  {
!   printf ("%s %s (Compiled %s %s)\n", PACKAGE, VERSION, __DATE__, __TIME__);
    printf ("Copyright (C) 2000, 2001, 2002, 2003, 2004 Shawn Betts\n\n");

    exit (EXIT_SUCCESS);
--- 283,289 ----
  void
  print_version ()
  {
!   printf ("%s %s\n", PACKAGE, VERSION);
    printf ("Copyright (C) 2000, 2001, 2002, 2003, 2004 Shawn Betts\n\n");