Made the shops work

lib/world/shp/491.shp

@@ -0,0 +1,51 @@
+CircleMUD v3.0 Shop File~
+#49100~
+4901
+4902
+4903
+4904
+-1
+1.50
+0.75
+-1
+%s Sorry, I don't stock that item.~
+%s You don't seem to have that.~
+%s I don't trade in such items.~
+%s I can't afford that!~
+%s You are too poor!~
+%s That'll be %d coins, thanks.~
+%s I'll give you %d coins for that.~
+0
+2
+4900
+0
+49100
+-1
+0
+28
+0
+0
+#49102~
+4905
+-1
+1.50
+0.75
+-1
+%s Sorry, I don't stock that item.~
+%s You don't seem to have that.~
+%s I don't trade in such items.~
+%s I can't afford that!~
+%s You are too poor!~
+%s That'll be %d coins, thanks.~
+%s I'll give you %d coins for that.~
+0
+2
+4901
+0
+49102
+-1
+0
+28
+0
+0
+$~