Harpy Lair Fixes

Harpy lair now works per pnp.  Created pnp harpy & dire lion.  Added many skinmesh creature models by Ancarion.  Added ProjectQ harpy model.  Added reduced sized spells.2da to override default PRC.

_module/nss/sklchk_climb12.nss

@@ -0,0 +1,9 @@
+int StartingConditional()
+{
+object oPC = GetPCSpeaker();
+
+if (!GetIsSkillSuccessful(oPC, 37, 12)) return FALSE;   // 37 = Climb
+
+return TRUE;
+}
+