Fixed claims breakage.

src/me/ryanhamshire/GriefPrevention/Claim.java

@@ -874,7 +874,6 @@ public class Claim
     public ArrayList<String> getChunkStrings()
     {
         ArrayList<String> chunkStrings = new ArrayList<String>();
-        World world = this.getLesserBoundaryCorner().getWorld();
         int smallX = this.getLesserBoundaryCorner().getBlockX() >> 4;
         int smallZ = this.getLesserBoundaryCorner().getBlockZ() >> 4;
 		int largeX = this.getGreaterBoundaryCorner().getBlockX() >> 4;
@@ -884,8 +883,7 @@ public class Claim
 		{
 		    for(int z = smallZ; z <= largeZ; z++)
 		    {
-		        StringBuilder builder = new StringBuilder(String.valueOf(x)).append(world.getName()).append(z);
+		        chunkStrings.add(String.valueOf(x) + z);
-		        chunkStrings.add(builder.toString());
 		    }
 		}
 		

src/me/ryanhamshire/GriefPrevention/DataStore.java

@@ -619,8 +619,8 @@ public abstract class DataStore
 	    return Collections.unmodifiableCollection(this.claims);
 	}
 	
-	//gets a unique, persistent identifier string for a chunk
+	//gets an almost-unique, persistent identifier string for a chunk
-	private String getChunkString(Location location)
+	String getChunkString(Location location)
 	{
         return String.valueOf(location.getBlockX() >> 4) + (location.getBlockZ() >> 4);
     }