fix example

Author: davies

examples/src/main/python/streaming/stateful_network_wordcount.py

@@ -39,7 +39,7 @@
     if len(sys.argv) != 3:
         print >> sys.stderr, "Usage: stateful_network_wordcount.py <hostname> <port>"
         exit(-1)
-    sc = SparkContext(appName="PythonStreamingNetworkWordCount")
+    sc = SparkContext(appName="PythonStreamingStatefulNetworkWordCount")
     ssc = StreamingContext(sc, 1)
     ssc.checkpoint("checkpoint")