Merge pull request #370 from tdas/streaming

core/src/main/scala/spark/PairRDDFunctions.scala

docs/streaming-programming-guide.md

...park/streaming/examples/twitter/TwitterInputDStream.scala

streaming/src/main/scala/spark/streaming/DStream.scala

.../src/main/scala/spark/streaming/NetworkInputTracker.scala

...src/main/scala/spark/streaming/PairDStreamFunctions.scala

...ain/scala/spark/streaming/dstream/FlumeInputDStream.scala

...ain/scala/spark/streaming/dstream/KafkaInputDStream.scala

...n/scala/spark/streaming/dstream/NetworkInputDStream.scala

.../main/scala/spark/streaming/dstream/RawInputDStream.scala

...in/scala/spark/streaming/dstream/SocketInputDStream.scala

...g/src/main/scala/spark/streaming/util/RawTextHelper.scala

...rc/test/scala/spark/streaming/WindowOperationsSuite.scala