Movement tutorial appears once again

git-svn-id: http://svn.net-core.org/repos/t-engine4@3472 51575b47-30f0-44d4-a5cc-537603b46e54

@@ -100,11 +100,6 @@ function _M:onBirth(birther)
 			self.random_escort_levels[z[1]][z[2]] = true
 		end
 	end
-
-	if self.descriptor.world == "Tutorial" then
-		local d = require("engine.dialogs.ShowText").new("Tutorial: Movement", "tutorial/move")
-		game:registerDialog(d)
-	end
 end
 
 function _M:onEnterLevel(zone, level)

@@ -30,3 +30,8 @@ on_status_change = function(self, who, status, sub)
 		world:gainAchievement("TUTORIAL_DONE", game.player)
 	end
 end
+
+on_grant = function(self)
+	local d = require("engine.dialogs.ShowText").new("Tutorial: Movement", "tutorial/move")
+	game:registerDialog(d)
+end