Relocate Source to proper directory.

src/main/java/appeng/util/item/MeaningfulIterator.java

@@ -0,0 +1,44 @@
+package appeng.util.item;
+
+import java.util.Iterator;
+
+import appeng.api.storage.data.IAEStack;
+
+public class MeaningfulIterator<StackType extends IAEStack> implements Iterator
+{
+
+	final Iterator<StackType> parent;
+	private StackType next;
+
+	public MeaningfulIterator(Iterator<StackType> iterator) {
+		parent = iterator;
+	}
+
+	@Override
+	public boolean hasNext()
+	{
+		while (parent.hasNext())
+		{
+			next = parent.next();
+			if ( next.isMeaningful() )
+				return true;
+			else
+				parent.remove(); // self cleaning :3
+		}
+
+		return false;
+	}
+
+	@Override
+	public Object next()
+	{
+		return next;
+	}
+
+	@Override
+	public void remove()
+	{
+		parent.remove();
+	}
+
+}