Merge pull request #577 from hsaputra/fix_simple_streaming_doc.

SPARK-1075 Fix doc in the Spark Streaming custom receiver closing bracket in the class constructor

The closing parentheses in the constructor in the first code block example is reversed:
diff --git a/docs/streaming-custom-receivers.md b/docs/streaming-custom-receivers.md
index 4e27d65..3fb540c 100644
— a/docs/streaming-custom-receivers.md
+++ b/docs/streaming-custom-receivers.md
@@ -14,7 +14,7 @@ This starts with implementing NetworkReceiver(api/streaming/index.html#org.apa
The following is a simple socket text-stream receiver.
{% highlight scala %}
class SocketTextStreamReceiver(host: String, port: Int(
+ class SocketTextStreamReceiver(host: String, port: Int)
extends NetworkReceiverString
{
protected lazy val blocksGenerator: BlockGenerator =

Author: Henry Saputra <henry@platfora.com>

Closes #577 and squashes the following commits:

6508341 [Henry Saputra] SPARK-1075 Fix doc in the Spark Streaming custom receiver.

docs/streaming-custom-receivers.md

@@ -14,7 +14,7 @@ This starts with implementing [NetworkReceiver](api/streaming/index.html#org.apa
 The following is a simple socket text-stream receiver.
 
 {% highlight scala %}
-       class SocketTextStreamReceiver(host: String, port: Int(
+       class SocketTextStreamReceiver(host: String, port: Int)
          extends NetworkReceiver[String]
        {
          protected lazy val blocksGenerator: BlockGenerator =