Tweak display slightly so that the last map displayed when game is lost

stays displayed.
Gives a better idea how close to the goal you were...

games/xkobo/patches/patch-keepmap1

@@ -0,0 +1,18 @@
+--- xkobo.C.orig	Mon Mar 13 01:30:33 2000
++++ xkobo.C	Mon Mar 13 01:31:58 2000
+@@ -33,6 +33,7 @@
+ #include "xkobo.h"
+ #include "config.h"
+ #include "tiff.h"
++#include "radar.h"
+ #include "screen.h"
+ #include "manage.h"
+ #include "score.h"
+@@ -228,6 +229,7 @@
+     
+     rand_num.init();
+     manage.init();
++    radar.prepare();
+     
+     memset(&sig_act, 0, sizeof(sig_act));
+     sig_act.sa_handler = sig_handle;

games/xkobo/patches/patch-keepmap2

@@ -0,0 +1,10 @@
+--- screen.C.orig	Wed Mar 13 17:34:38 1996
++++ screen.C	Mon Mar 13 01:46:23 2000
+@@ -103,7 +103,6 @@
+     wchip.string_back(85+pos, 205+pos, "'q' to quit");
+     wchip.set_position(0, 0);
+     map.init();
+-    radar.prepare();
+ }
+ 
+ void _screen::init_scene(int sc)