That just leaves the big ol' core. Largely ignore Compat as it is very temporary.

Essentials2Compat/src/com/earth2me/essentials/Essentials.java

@@ -9,14 +9,8 @@ public class Essentials extends JavaPlugin
 	@Override
 	public void onEnable()
 	{
-		Bukkit.getLogger().info("You can remove this compatibility plugin, when all plugins are updated to Essentials 3");
+		Bukkit.getLogger().info("You can remove this compatibility plugin, when all plugins are updated to Essentials-3");
 		//TODO: Update files to new 3.0 format
 		//TODO: Move Eco Api here
 	}
-
-	@Override
-	public void onDisable()
-	{
-		throw new UnsupportedOperationException("Not supported yet.");
-	}
 }

Essentials2Compat/src/com/earth2me/essentials/EssentialsUpgrade.java

@@ -386,7 +386,6 @@ public class EssentialsUpgrade
 	 * ((Number)vals.get(4)).floatValue())); } } } } usersFile.renameTo(new File(usersFile.getAbsolutePath() + ".old"));
 	 * }
 	 */
-
 	private void convertWarps()
 	{
 		final File warpsFolder = new File(ess.getDataFolder(), "warps");

Essentials2Compat/src/com/earth2me/essentials/api/Economy.java

@@ -4,8 +4,7 @@ import com.earth2me.essentials.utils.Util;
 
 
 /**
- * Instead of using this api directly, we recommend to use the register plugin:
- * http://bit.ly/RegisterMethod
+ * Instead of using this api directly, we recommend to use the register plugin: http://bit.ly/RegisterMethod
  */
 public final class Economy
 {
@@ -17,6 +16,7 @@ public final class Economy
 
 	/**
 	 * Returns the balance of a user
+	 *
 	 * @param name Name of the user
 	 * @return balance
 	 * @throws UserDoesNotExistException
@@ -32,6 +32,7 @@ public final class Economy
 
 	/**
 	 * Sets the balance of a user
+	 *
 	 * @param name Name of the user
 	 * @param balance The balance you want to set
 	 * @throws UserDoesNotExistException If a user by that name does not exists
@@ -48,6 +49,7 @@ public final class Economy
 
 	/**
 	 * Adds money to the balance of a user
+	 *
 	 * @param name Name of the user
 	 * @param amount The money you want to add
 	 * @throws UserDoesNotExistException If a user by that name does not exists
@@ -61,6 +63,7 @@ public final class Economy
 
 	/**
 	 * Substracts money from the balance of a user
+	 *
 	 * @param name Name of the user
 	 * @param amount The money you want to substract
 	 * @throws UserDoesNotExistException If a user by that name does not exists
@@ -74,6 +77,7 @@ public final class Economy
 
 	/**
 	 * Divides the balance of a user by a value
+	 *
 	 * @param name Name of the user
 	 * @param value The balance is divided by this value
 	 * @throws UserDoesNotExistException If a user by that name does not exists
@@ -87,6 +91,7 @@ public final class Economy
 
 	/**
 	 * Multiplies the balance of a user by a value
+	 *
 	 * @param name Name of the user
 	 * @param value The balance is multiplied by this value
 	 * @throws UserDoesNotExistException If a user by that name does not exists
@@ -100,6 +105,7 @@ public final class Economy
 
 	/**
 	 * Resets the balance of a user to the starting balance
+	 *
 	 * @param name Name of the user
 	 * @throws UserDoesNotExistException If a user by that name does not exists
 	 * @throws NoLoanPermittedException If the user is not allowed to have a negative balance
@@ -148,6 +154,7 @@ public final class Economy
 
 	/**
 	 * Test if the user has a negative balance
+	 *
 	 * @param name Name of the user
 	 * @return true, if the user has a negative balance
 	 * @throws UserDoesNotExistException If a user by that name does not exists
@@ -158,8 +165,8 @@ public final class Economy
 	}
 
 	/**
-	 * Formats the amount of money like all other Essentials functions.
-	 * Example: $100000 or $12345.67
+	 * Formats the amount of money like all other Essentials functions. Example: $100000 or $12345.67
+	 *
 	 * @param amount The amount of money
 	 * @return Formatted money
 	 */
@@ -174,6 +181,7 @@ public final class Economy
 
 	/**
 	 * Test if a player exists to avoid the UserDoesNotExistException
+	 *
 	 * @param name Name of the user
 	 * @return true, if the user exists
 	 */
@@ -188,6 +196,7 @@ public final class Economy
 
 	/**
 	 * Test if a player is a npc
+	 *
 	 * @param name Name of the player
 	 * @return true, if it's a npc
 	 * @throws UserDoesNotExistException
@@ -203,6 +212,7 @@ public final class Economy
 
 	/**
 	 * Creates dummy files for a npc, if there is no player yet with that name.
+	 *
 	 * @param name Name of the player
 	 * @return true, if a new npc was created
 	 */
@@ -217,6 +227,7 @@ public final class Economy
 
 	/**
 	 * Deletes a user, if it is marked as npc.
+	 *
 	 * @param name Name of the player
 	 * @throws UserDoesNotExistException
 	 */

EssentialsChat/src/com/earth2me/essentials/chat/ChatPermissions.java

@@ -6,7 +6,9 @@ import java.util.HashMap;
 import java.util.Locale;
 import java.util.Map;
 
-public class ChatPermissions {
+
+public class ChatPermissions
+{
 	private static Map<String, IPermission> permissions = new HashMap<String, IPermission>();
 
 	public static IPermission getPermission(final String groupName)

EssentialsChat/src/com/earth2me/essentials/chat/ChatStore.java

@@ -1,8 +1,8 @@
 package com.earth2me.essentials.chat;
 
-import com.earth2me.essentials.economy.Trade;
 import com.earth2me.essentials.api.IEssentials;
 import com.earth2me.essentials.api.IUser;
+import com.earth2me.essentials.economy.Trade;
 
 
 public class ChatStore

EssentialsChat/src/com/earth2me/essentials/chat/EssentialsChat.java

@@ -45,9 +45,4 @@ public class EssentialsChat extends JavaPlugin
 		final EssentialsLocalChatEventListener localChatListener = new EssentialsLocalChatEventListener(getServer(), ess);
 		pluginManager.registerEvents(localChatListener, this);
 	}
-
-	@Override
-	public void onDisable()
-	{
-	}
 }

EssentialsChat/src/com/earth2me/essentials/chat/EssentialsLocalChatEvent.java

@@ -98,6 +98,7 @@ public class EssentialsLocalChatEvent extends Event implements Cancellable
 		return parentEvent;
 	}
 
+	@Override
 	public HandlerList getHandlers()
 	{
 		return handlers;

EssentialsChat/src/com/earth2me/essentials/chat/EssentialsLocalChatEventListener.java

@@ -3,8 +3,6 @@ package com.earth2me.essentials.chat;
 import static com.earth2me.essentials.I18n._;
 import com.earth2me.essentials.api.IEssentials;
 import com.earth2me.essentials.api.IUser;
-import com.earth2me.essentials.permissions.Permissions;
-import java.util.logging.Logger;
 import org.bukkit.Location;
 import org.bukkit.Server;
 import org.bukkit.World;
@@ -18,7 +16,6 @@ public class EssentialsLocalChatEventListener implements Listener
 {
 	protected transient IEssentials ess;
 	protected final transient Server server;
-	private static final Logger LOGGER = Logger.getLogger("Minecraft");
 
 	public EssentialsLocalChatEventListener(final Server server, final IEssentials ess)
 	{

EssentialsGeoIP/src/com/earth2me/essentials/geoip/ConfigHolder.java

@@ -7,6 +7,7 @@ import java.io.File;
 import java.io.IOException;
 import org.bukkit.plugin.Plugin;
 
+
 public class ConfigHolder extends AsyncStorageObjectHolder<GeoIP>
 {
 	private final transient Plugin geoip;
@@ -27,13 +28,10 @@ public class ConfigHolder extends AsyncStorageObjectHolder<GeoIP>
 	@Override
 	public void finishRead()
 	{
-		
 	}
 
 	@Override
 	public void finishWrite()
 	{
-		
 	}
-
 }

EssentialsGeoIP/src/com/earth2me/essentials/geoip/EssentialsGeoIP.java

@@ -9,15 +9,6 @@ import org.bukkit.plugin.java.JavaPlugin;
 
 public class EssentialsGeoIP extends JavaPlugin
 {
-	public EssentialsGeoIP()
-	{
-	}
-
-	@Override
-	public void onDisable()
-	{
-	}
-
 	@Override
 	public void onEnable()
 	{
@@ -27,7 +18,8 @@ public class EssentialsGeoIP extends JavaPlugin
 		{
 			getLogger().log(Level.WARNING, _("versionMismatchAll"));
 		}
-		if (!ess.isEnabled()) {
+		if (!ess.isEnabled())
+		{
 			this.setEnabled(false);
 			return;
 		}