Map header updates: Update maps with entrance x & y coordinates, adjust map level difficulty to something slightly more realistic

git-svn-id: svn://svn.code.sf.net/p/crossfire/code/maps/trunk@9952 282e977c-c81d-0410-88c4-b93c2d0d6712

sisters/compound1

@@ -1,10 +1,13 @@
 arch map
 name Large Compound
-difficulty 5
+difficulty 25
 width 32
 height 32
+enter_x 14
+enter_y 30
 msg
 Created:  1994-12-26 bt (thomas@nomad.astro.psu.edu)
+Modified: 2008-09-29 Rick Tanner
 endmsg
 end
 arch grass

sisters/compound2

@@ -1,10 +1,13 @@
 arch map
 name Large Compound
-difficulty 5
+difficulty 35
 width 17
 height 16
+enter_x 1
+enter_y 6
 msg
 Created:  1994-12-26 bt (thomas@Nomad.astro.psu.edu)
+Modified: 2008-09-29 Rick Tanner
 endmsg
 end
 arch blocked

sisters/compound3

@@ -1,10 +1,13 @@
 arch map
 name Large Compound
-difficulty 10
+difficulty 45
 width 8
 height 8
+enter_x 4
+enter_y 3
 msg
 Created:  1994-12-27 bt (thomas@nomad.astro.psu.edu)
+Modified: 2008-09-29 Rick Tanner
 endmsg
 end
 arch woodfloor