Remove unused variables, imports, etc.

src/main/java/com/seibel/lod/objects/LevelContainer.java

@@ -7,6 +7,9 @@ import com.seibel.lod.util.LodUtil;
 public class LevelContainer implements Serializable
 {
 
+	/** This is here so that Eclipse doesn't complain */
+	private static final long serialVersionUID = -4930855068717998385L;
+
 	public static final char DATA_DELIMITER = ',';
 
 	public final byte detailLevel;

src/main/java/com/seibel/lod/objects/LevelPosUtil.java

@@ -1,9 +1,6 @@
 package com.seibel.lod.objects;
 
 import com.seibel.lod.util.LodUtil;
-import net.minecraft.util.math.ChunkPos;
-
-import java.util.Comparator;
 
 public class LevelPosUtil
 {

src/main/java/com/seibel/lod/objects/LodDimension.java

@@ -19,27 +19,21 @@ package com.seibel.lod.objects;
 
 import java.io.File;
 import java.io.IOException;
-import java.security.InvalidParameterException;
-import java.util.concurrent.ConcurrentMap;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 
-import com.seibel.lod.wrapper.MinecraftWrapper;
-import org.apache.commons.lang3.mutable.MutableBoolean;
-
 import com.seibel.lod.config.LodConfig;
 import com.seibel.lod.enums.DistanceGenerationMode;
 import com.seibel.lod.handlers.LodDimensionFileHandler;
 import com.seibel.lod.util.DetailDistanceUtil;
 import com.seibel.lod.util.LodThreadFactory;
 import com.seibel.lod.util.LodUtil;
+import com.seibel.lod.wrapper.MinecraftWrapper;
 
-import net.minecraft.client.Minecraft;
 import net.minecraft.util.math.ChunkPos;
 import net.minecraft.world.DimensionType;
 import net.minecraft.world.server.ServerChunkProvider;
 import net.minecraft.world.server.ServerWorld;
-import org.lwjgl.system.CallbackI;
 
 
 /**
@@ -246,8 +240,6 @@ public class LodDimension
 	 */
 	public int getMinMemoryNeeded()
 	{
-		int regionX;
-		int regionZ;
 		int count = 0;
 		LodRegion region;
 

src/main/java/com/seibel/lod/objects/PosToRenderContainer.java

@@ -1,7 +1,6 @@
 package com.seibel.lod.objects;
 
 import com.seibel.lod.util.LodUtil;
-import java.util.Arrays;
 
 public class PosToRenderContainer
 {
@@ -95,6 +94,7 @@ public class PosToRenderContainer
 		return posToRender[n];
 	}
 
+	@Override
 	public String toString()
 	{