Reduce scope of variables

src/main/java/appeng/helpers/DualityInterface.java

@@ -633,10 +633,10 @@ public class DualityInterface implements IGridTickable, IStorageMonitorable, IIn
 
 	private boolean usePlan( int x, IAEItemStack itemStack )
 	{
-		boolean changed = false;
 		InventoryAdaptor adaptor = this.getAdaptor( x );
 		this.isWorking = true;
 
+		boolean changed = false;
 		try
 		{
 			this.destination = this.gridProxy.getStorage().getItemInventory();

src/main/java/appeng/helpers/MultiCraftingTracker.java

@@ -99,10 +99,9 @@ public class MultiCraftingTracker
 			}
 			else if( craftingJob != null )
 			{
-				ICraftingJob job = null;
-
 				try
 				{
+					ICraftingJob job = null;
 					if( craftingJob.isDone() )
 					{
 						job = craftingJob.get();

src/main/java/appeng/helpers/PatternHelper.java

@@ -166,8 +166,8 @@ public class PatternHelper implements ICraftingPatternDetails, Comparable<Patter
 			throw new IllegalStateException( "No pattern here!" );
 		}
 
-		int offset = 0;
 		this.condensedInputs = new IAEItemStack[tmpInputs.size()];
+		int offset = 0;
 		for( IAEItemStack io : tmpInputs.values() )
 		{
 			this.condensedInputs[offset] = io;