Fixed typos in streaming-kafka-integration.md

Changed projrect to project :)

Author: Akhil Das <akhld@darktech.ca>

Closes #3876 from akhld/patch-1 and squashes the following commits:

e0cf9ef [Akhil Das] Fixed typos in streaming-kafka-integration.md

docs/streaming-kafka-integration.md

@@ -4,7 +4,7 @@ title: Spark Streaming + Kafka Integration Guide
 ---
 [Apache Kafka](http://kafka.apache.org/) is publish-subscribe messaging rethought as a distributed, partitioned, replicated commit log service.  Here we explain how to configure Spark Streaming to receive data from Kafka.
 
-1. **Linking:** In your SBT/Maven projrect definition, link your streaming application against the following artifact (see [Linking section](streaming-programming-guide.html#linking) in the main programming guide for further information).
+1. **Linking:** In your SBT/Maven project definition, link your streaming application against the following artifact (see [Linking section](streaming-programming-guide.html#linking) in the main programming guide for further information).
 
 		groupId = org.apache.spark
 		artifactId = spark-streaming-kafka_{{site.SCALA_BINARY_VERSION}}