Re-arrange modular build

There are a lot more cinder and metal buildings coming. It is better to have them in seperated configs.

SQF/dayz_code/Configs/CfgVehicles/Buildables/ModularBuildMetal.hpp

@@ -0,0 +1,18 @@
+class MetalFloor_DZ: ModularItems {
+	scope = 2;	
+	offset[] = {0,4,0};
+	model = "\z\addons\dayz_epoch\models\metal_floor.p3d";
+	armor = 3000;
+	displayName = $STR_EPOCH_METALFLOOR;	
+	GhostPreview = "MetalFloor_Preview_DZ";
+	class DestructionEffects : DestructionEffects {
+		class Ruin1 {
+			simulation = "ruin";
+			type = "\z\addons\dayz_epoch\models\wreck_metal_floor.p3d";
+			position = "";
+			intensity = 1;
+			interval = 1;
+			lifeTime = 1;
+		};
+	};
+};