Add support for pfcount with multiple keys

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

@@ -1,12 +1,12 @@
 package redis.clients.jedis;
 
+import redis.clients.jedis.BinaryClient.LIST_POSITION;
+
 import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Set;
 
-import redis.clients.jedis.BinaryClient.LIST_POSITION;
-
 public class JedisCluster implements JedisCommands, BasicCommands {
     public static final short HASHSLOTS = 16384;
     private static final int DEFAULT_TIMEOUT = 1;
@@ -1504,4 +1504,15 @@ public class JedisCluster implements JedisCommands, BasicCommands {
 	}.run(key);
     }
 
+    @Override
+    public long pfcount(final String... keys) {
+        return new JedisClusterCommand<Long>(connectionHandler,
+                timeout, maxRedirections) {
+            @Override
+            public Long execute(Jedis connection) {
+                return connection.pfcount(keys);
+            }
+        }.run(keys[0]);
+    }
+
 }