Improves the speed of Stone Prison crumbling

git-svn-id: http://svn.net-core.org/repos/t-engine4@2173 51575b47-30f0-44d4-a5cc-537603b46e54

game/modules/tome/data/talents/spells/earth.lua

@@ -152,12 +152,12 @@ newTalent{
 						if self.temporary <= 0 then
 							game.level.map(self.x, self.y, engine.Map.TERRAIN, self.old_feat)
 							game.level:removeEntity(self)
-							game.level.map:redisplay()
+--							game.level.map:redisplay()
 						end
 					end,
 					dig = function(src, x, y, old)
 						game.level:removeEntity(old)
-						game.level.map:redisplay()
+--						game.level.map:redisplay()
 						return nil, old.old_feat
 					end,
 					summoner_gain_exp = true,