Started packing save data. At least it writes

StevenDimDoors/mod_pocketDim/saving/PackedLinkTail.java

@@ -1,6 +1,16 @@
 package StevenDimDoors.mod_pocketDim.saving;
 
+import StevenDimDoors.mod_pocketDim.util.Point4D;
+
 public class PackedLinkTail
 {
-
+	public final Point4D destination;
+	public final int linkType;
+	
+	public PackedLinkTail(Point4D destination, int linkType)
+	{
+		this.destination=destination;
+		this.linkType=linkType;
+	}
+	
 }