Added henchman rental

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

_module/nss/hen_canset_sc.nss

@@ -0,0 +1,15 @@
+// "I want you to set a trap here."
+int StartingConditional()
+{
+    if (GetSkillRank(SKILL_SET_TRAP, OBJECT_SELF, TRUE) < 1) return FALSE;
+
+    object oItem = GetFirstItemInInventory();
+
+    while (GetIsObjectValid(oItem))
+    {
+        if (GetBaseItemType(oItem) == BASE_ITEM_TRAPKIT) return TRUE;
+
+        oItem = GetNextItemInInventory();
+    }
+    return FALSE;
+}