Implemented BGREWRITEAOF

src/main/java/redis/clients/jedis/Client.java

@@ -519,4 +519,8 @@ public class Client extends Connection {
     public void bgsave() {
 	sendCommand("BGSAVE");
     }
+
+    public void bgrewriteaof() {
+	sendCommand("BGREWRITEAOF");
+    }
 }

src/main/java/redis/clients/jedis/Jedis.java

@@ -612,4 +612,9 @@ public class Jedis {
 	client.bgsave();
 	return client.getStatusCodeReply();
     }
+
+    public String bgrewriteaof() {
+	client.bgrewriteaof();
+	return client.getStatusCodeReply();
+    }
 }

src/test/java/redis/clients/jedis/tests/commands/PersistenceControlCommandsTest.java

@@ -15,4 +15,10 @@ public class PersistenceControlCommandsTest extends JedisCommandTestBase {
 	assertEquals("Background saving started", status);
     }
 
+    @Test
+    public void bgrewriteaof() {
+	String status = jedis.bgrewriteaof();
+	assertEquals("Background append only file rewriting started", status);
+    }
+
 }