Reduced the power cost of staves of illumination

git-svn-id: http://svn.net-core.org/repos/t-engine4@3934 51575b47-30f0-44d4-a5cc-537603b46e54

game/modules/tome/data/general/objects/egos/staves.lua

@@ -215,7 +215,7 @@ newEntity{
 		lite = 1,
 	},
 	max_power = 80, power_regen = 1,
-	use_talent = { id = Talents.T_ILLUMINATE, level = 2, power = 80 },
+	use_talent = { id = Talents.T_ILLUMINATE, level = 2, power = 10 },
 }
 
 newEntity{