Remove unused imports.

src/main/java/com/gmail/nossr50/listeners/WorldListener.java

@@ -7,9 +7,6 @@ import org.bukkit.Chunk;
 import org.bukkit.TreeType;
 import org.bukkit.World;
 import org.bukkit.block.BlockState;
-import org.bukkit.entity.Entity;
-import org.bukkit.entity.FallingBlock;
-import org.bukkit.entity.LivingEntity;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.Listener;

src/main/java/com/gmail/nossr50/util/blockmeta/chunkmeta/ChunkStore.java

@@ -1,8 +1,6 @@
 package com.gmail.nossr50.util.blockmeta.chunkmeta;
 
 import java.io.Serializable;
-import java.util.List;
-import java.util.UUID;
 
 import com.gmail.nossr50.util.blockmeta.ChunkletStore;
 

src/main/java/com/gmail/nossr50/util/blockmeta/chunkmeta/HashChunkManager.java

@@ -12,7 +12,6 @@ import java.util.List;
 import java.util.UUID;
 
 import org.bukkit.Bukkit;
-import org.bukkit.Chunk;
 import org.bukkit.World;
 import org.bukkit.block.Block;
 import org.bukkit.entity.Entity;

src/main/java/com/gmail/nossr50/util/blockmeta/chunkmeta/PrimitiveChunkStore.java

@@ -3,8 +3,6 @@ package com.gmail.nossr50.util.blockmeta.chunkmeta;
 import java.io.IOException;
 import java.io.ObjectInputStream;
 import java.io.ObjectOutputStream;
-import java.util.ArrayList;
-import java.util.List;
 import java.util.UUID;
 
 import org.bukkit.World;