Added henchman rental

Many areas, items, and creatures were adjusted for balance and aesthetics.

_module/nss/henchhaselem.nss

@@ -0,0 +1,9 @@
+ // check to see if the henchman has a spell memorized
+
+int StartingConditional()
+{
+    int iResult;
+
+    iResult = GetHasSpell(SPELL_ELEMENTAL_SWARM, OBJECT_SELF);
+    return iResult;
+}