Create LIFOBlockingDeque.java

Add support for LIFO blocking queue (deque actually)

OsmAnd-java/src/net/osmand/util/LIFOBlockingDeque.java

@@ -0,0 +1,18 @@
+package net.osmand.util;
+
+import java.util.concurrent.LinkedBlockingDeque;
+
+public class LIFOBlockingDeque<T> extends LinkedBlockingDeque<T> {
+
+	private static final long serialVersionUID = 1L;
+
+	@Override
+	 public boolean offer(T t) {
+	  return super.offerFirst(t);
+	 }
+
+	 @Override
+	 public T remove() {
+	  return super.removeFirst();
+	 }
+}