prevent sandworm tunnelers from going mad

git-svn-id: http://svn.net-core.org/repos/t-engine4@1632 51575b47-30f0-44d4-a5cc-537603b46e54

game/modules/tome/ai/sandworm_tunneler.lua

@@ -41,7 +41,7 @@ newAI("sandworm_tunneler", function(self)
 	end
 
 	-- Move toward it, digging your way to it
-	local l = line.new(self.x, self.y, self.ai_state.spot_x, self.ai_state.spot_y)
+	local l = line.new(self.x, self.y, self.ai_state.spot_x or self.x, self.ai_state.spot_y or self.y)
 	local lx, ly = l()
 	if not lx then
 		self.ai_state.spot_x = nil

game/modules/tome/data/general/npcs/orc-grushnak.lua

@@ -47,7 +47,7 @@ newEntity{
 }
 
 newEntity{ base = "BASE_NPC_ORC_GRUSHNAK",
-	name = "uruk-hai fighter", color=colors.UMBER,
+	name = "uruk-hai figther", color=colors.UMBER,
 	desc = [[An orc clad in a massive armour, wielding a shield and a deadly axe.]],
 	level_range = {30, nil}, exp_worth = 1,
 	rarity = 1,
@@ -71,7 +71,7 @@ newEntity{ base = "BASE_NPC_ORC_GRUSHNAK",
 }
 
 newEntity{ base = "BASE_NPC_ORC_GRUSHNAK",
-	name = "uruk-hai elite fighter", color=colors.UMBER,
+	name = "uruk-hai elite figther", color=colors.UMBER,
 	desc = [[An orc clad in a massive armour, wielding a shield and a deadly axe.]],
 	level_range = {35, nil}, exp_worth = 1,
 	rarity = 3,