Fixed some comments.

conf/java-opts

--Dspark.shuffle.class=spark.CustomBlockedInMemoryShuffle -Dspark.blockedLocalFileShuffle.maxRxConnections=2 -Dspark.blockedLocalFileShuffle.maxTxConnections=2 -Dspark.blockedLocalFileShuffle.blockSize=256 -Dspark.blockedLocalFileShuffle.minKnockInterval=50 -Dspark.blockedInMemoryShuffle.maxRxConnections=2 -Dspark.blockedInMemoryShuffle.maxTxConnections=2 -Dspark.blockedInMemoryShuffle.minKnockInterval=50 -Dspark.blockedInMemoryShuffle.maxKnockInterval=2000 -Dspark.parallelLocalFileShuffle.maxRxConnections=2 -Dspark.parallelLocalFileShuffle.maxTxConnections=2 -Dspark.parallelLocalFileShuffle.minKnockInterval=50 -Dspark.parallelLocalFileShuffle.maxKnockInterval=2000 -Dspark.parallelInMemoryShuffle.maxRxConnections=2 -Dspark.parallelInMemoryShuffle.maxTxConnections=2 -Dspark.parallelInMemoryShuffle.minKnockInterval=50 -Dspark.parallelInMemoryShuffle.maxKnockInterval=2000
+-Dspark.shuffle.class=spark.CustomBlockedInMemoryShuffle -Dspark.blockedLocalFileShuffle.maxRxConnections=2 -Dspark.blockedLocalFileShuffle.maxTxConnections=2 -Dspark.blockedLocalFileShuffle.blockSize=256 -Dspark.blockedLocalFileShuffle.minKnockInterval=50 -Dspark.blockedInMemoryShuffle.maxRxConnections=2 -Dspark.blockedInMemoryShuffle.maxTxConnections=2 -Dspark.blockedInMemoryShuffle.minKnockInterval=50 -Dspark.blockedInMemoryShuffle.maxKnockInterval=2000 -Dspark.blockedInMemoryShuffle.blockSize=256 -Dspark.parallelLocalFileShuffle.maxRxConnections=2 -Dspark.parallelLocalFileShuffle.maxTxConnections=2 -Dspark.parallelLocalFileShuffle.minKnockInterval=50 -Dspark.parallelLocalFileShuffle.maxKnockInterval=2000 -Dspark.parallelInMemoryShuffle.maxRxConnections=2 -Dspark.parallelInMemoryShuffle.maxTxConnections=2 -Dspark.parallelInMemoryShuffle.minKnockInterval=50 -Dspark.parallelInMemoryShuffle.maxKnockInterval=2000

src/scala/spark/CustomBlockedInMemoryShuffle.scala

@@ -13,9 +13,9 @@ import scala.collection.mutable.{ArrayBuffer, HashMap}
  * 
  * An implementation of shuffle using local memory served through custom server 
  * where receivers create simultaneous connections to multiple servers by 
- * setting the 'spark.blockedLocalFileShuffle.maxRxConnections' config option.
+ * setting the 'spark.blockedInMemoryShuffle.maxRxConnections' config option.
  *
- * By controlling the 'spark.blockedLocalFileShuffle.blockSize' config option
+ * By controlling the 'spark.blockedInMemoryShuffle.blockSize' config option
  * one can also control the largest block size to divide each map output into.
  * Essentially, instead of creating one large output file for each reducer, maps
  * create multiple smaller files to enable finer level of engagement.

src/scala/spark/CustomParallelInMemoryShuffle.scala

@@ -13,7 +13,7 @@ import scala.collection.mutable.{ArrayBuffer, HashMap}
  * 
  * An implementation of shuffle using local memory served through custom server 
  * where receivers create simultaneous connections to multiple servers by 
- * setting the 'spark.parallelLocalFileShuffle.maxRxConnections' config option.
+ * setting the 'spark.parallelInMemoryShuffle.maxRxConnections' config option.
  *
  * TODO: Add support for compression when spark.compress is set to true.
  */