Make some classes final.

src/main/java/com/gmail/bleedobsidian/itemcase/configurations/ConfigFile.java

@@ -24,7 +24,7 @@ import org.bukkit.Material;
  * 
  * @author Jesse Prescott (BleedObsidian)
  */
-public class ConfigFile extends ConfigurationFile {
+public final class ConfigFile extends ConfigurationFile {
     
     /**
      * Constructor.

src/main/java/com/gmail/bleedobsidian/itemcase/configurations/LanguageFile.java

@@ -22,7 +22,7 @@ import com.gmail.bleedobsidian.itemcase.LanguageTranslator.Language;
  * 
  * @author Jesse Prescott (BleedObsidian)
  */
-public class LanguageFile extends ConfigurationFile {
+public final class LanguageFile extends ConfigurationFile {
     
     /**
      * Constructor.

src/main/java/com/gmail/bleedobsidian/itemcase/configurations/WorldFile.java

@@ -41,7 +41,7 @@ import org.bukkit.inventory.ItemStack;
  * 
  * @author Jesse Prescott (BleedObsidian)
  */
-public class WorldFile extends ConfigurationFile {
+public final class WorldFile extends ConfigurationFile {
     
     /**
      * The world this configuration file is for.

src/main/java/com/gmail/bleedobsidian/itemcase/managers/ItemcaseManager.java

@@ -24,8 +24,6 @@ import java.io.IOException;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Map.Entry;
-import java.util.logging.Level;
-import java.util.logging.Logger;
 import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.OfflinePlayer;

src/main/java/com/gmail/bleedobsidian/itemcase/managers/OrderManager.java

@@ -28,7 +28,7 @@ import org.bukkit.entity.Player;
  * 
  * @author Jesse Prescott (BleedObsidian)
  */
-public class OrderManager {
+public final class OrderManager {
     
     /**
      * HashMap of players and their active orders.