added -> === How to write 10 messages, then move to the 5th message to read it.
added -> === How to write 10 messages, then move to the 5th message to read it.

         ```
         @Test
         public void read5thMessageTest() {
             try (final ChronicleQueue queue = singleBuilder(getTmpDir()).build()) {

                 final ExcerptAppender appender = queue.acquireAppender();

                 int i = 0;
                 for (int j = 0; j < 10; j++) {

                     try (DocumentContext dc = appender.writingDocument()) {
                         dc.wire().write("hello").text("world " + (i++));
                         long indexWritten = dc.index();
                     }
                 }

                 // get the current cycle
                 int cycle;
                 final ExcerptTailer tailer = queue.createTailer();
                 try (DocumentContext documentContext = tailer.readingDocument()) {
                     long index = documentContext.index();
                     cycle = queue.rollCycle().toCycle(index);
                 }

                 long index = queue.rollCycle().toIndex(cycle, 5);
                 tailer.moveToIndex(index);
                 try (DocumentContext dc = tailer.readingDocument()) {
                     System.out.println(dc.wire().read("hello").text());
                 }

             }
         }
         ```

OpenHFT/Chronicle-Queue,OpenHFT/Chronicle-Queue