Added NWN Dark Sun module contents

Added NWN Dark Sun module contents.

nwnds_module/x_ch_fix_pos.nss

@@ -0,0 +1,37 @@
+#include "chess_include"
+
+void main()
+{
+    string sSide = WHITE;
+    int i = 0;
+    while (i < 2)
+    {
+        int iP = 0;
+        while (iP < 16)
+        {
+            object oP = GetChessPiece(sSide, iP);
+            if (GetIsObjectValid(oP) == TRUE)
+            {
+                ExecuteScript("x_ch_jump", oP);
+            }
+            iP = iP + 1;
+        }
+
+        object oP;
+
+        // fix the position of any promoted pawns.
+        for (iP = 1 ; iP < 9 ; iP++)
+        {
+            oP = GetChessPiece(sSide, 14, iP);
+            if (GetIsObjectValid(oP) == TRUE)
+            {
+                ExecuteScript("x_ch_jump", oP);
+            } else {
+                break;
+            }
+        }
+
+        i = i + 1;
+        sSide = BLACK;
+    }
+}