Optimize the imports

src/main/java/com/gmail/nossr50/config/BukkitConfig.java

@@ -5,13 +5,12 @@ import org.bukkit.configuration.InvalidConfigurationException;
 import org.bukkit.configuration.file.YamlConfiguration;
 import org.jetbrains.annotations.NotNull;
 
-import java.io.*;
-import java.util.HashSet;
+import java.io.File;
+import java.io.IOException;
 import java.io.InputStream;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.List;
-import java.util.Set;
 
 public abstract class BukkitConfig {
     boolean copyDefaults = true;

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

@@ -38,7 +38,6 @@ import org.bukkit.event.block.*;
 import org.bukkit.inventory.ItemStack;
 
 import java.util.HashSet;
-import java.util.Locale;
 
 public class BlockListener implements Listener {
     private final mcMMO plugin;

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

@@ -16,7 +16,6 @@ import com.gmail.nossr50.util.player.UserManager;
 import com.gmail.nossr50.util.skills.SkillUtils;
 import com.gmail.nossr50.worldguard.WorldGuardManager;
 import com.gmail.nossr50.worldguard.WorldGuardUtils;
-import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.Material;
 import org.bukkit.OfflinePlayer;

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

@@ -1,9 +1,7 @@
 package com.gmail.nossr50.listeners;
 
 import com.gmail.nossr50.config.WorldBlacklist;
-import com.gmail.nossr50.datatypes.player.McMMOPlayer;
 import com.gmail.nossr50.mcMMO;
-import com.gmail.nossr50.util.player.UserManager;
 import org.bukkit.Bukkit;
 import org.bukkit.Chunk;
 import org.bukkit.block.BlockState;
@@ -13,7 +11,6 @@ import org.bukkit.event.Listener;
 import org.bukkit.event.world.ChunkUnloadEvent;
 import org.bukkit.event.world.StructureGrowEvent;
 import org.bukkit.event.world.WorldUnloadEvent;
-import org.bukkit.scheduler.BukkitRunnable;
 
 public class WorldListener implements Listener {
     private final mcMMO plugin;

src/main/java/com/gmail/nossr50/mcMMO.java

@@ -68,7 +68,6 @@ import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 import java.io.File;
-import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.nio.charset.StandardCharsets;

src/main/java/com/gmail/nossr50/runnables/skills/AwardCombatXpTask.java

@@ -1,6 +1,5 @@
 package com.gmail.nossr50.runnables.skills;
 
-import com.gmail.nossr50.config.AdvancedConfig;
 import com.gmail.nossr50.config.experience.ExperienceConfig;
 import com.gmail.nossr50.datatypes.experience.XPGainReason;
 import com.gmail.nossr50.datatypes.experience.XPGainSource;

src/main/java/com/gmail/nossr50/skills/mining/MiningManager.java

@@ -1,7 +1,6 @@
 package com.gmail.nossr50.skills.mining;
 
 import com.gmail.nossr50.api.ItemSpawnReason;
-import com.gmail.nossr50.config.AdvancedConfig;
 import com.gmail.nossr50.config.experience.ExperienceConfig;
 import com.gmail.nossr50.datatypes.experience.XPGainReason;
 import com.gmail.nossr50.datatypes.interactions.NotificationType;

src/main/java/com/gmail/nossr50/util/EventUtils.java

@@ -44,8 +44,6 @@ import org.bukkit.entity.LivingEntity;
 import org.bukkit.entity.Player;
 import org.bukkit.event.Event;
 import org.bukkit.event.entity.EntityDamageEvent;
-import org.bukkit.event.player.PlayerAnimationEvent;
-import org.bukkit.event.player.PlayerAnimationType;
 import org.bukkit.event.player.PlayerFishEvent;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.plugin.Plugin;

src/main/java/com/gmail/nossr50/util/ItemUtils.java

@@ -22,7 +22,6 @@ import org.jetbrains.annotations.Nullable;
 
 import java.util.Collections;
 import java.util.List;
-import java.util.Locale;
 
 public final class ItemUtils {
     /**