Added NWN Dark Sun module contents

Added NWN Dark Sun module contents.

nwnds_module/ss_key_destroy.nss

@@ -0,0 +1,12 @@
+void main()
+{
+  // Get the creature who triggered this event.
+    object oPC = GetExitingObject();
+
+    // Only fire for (real) PCs.
+    if ( !GetIsPC(oPC)  ||  GetIsDMPossessed(oPC) )
+        return;
+
+    // Destroy an object (not fully effective until this script ends).
+    DestroyObject(GetObjectByTag("SilverSpringKey"));
+}