[REEF-1767] Change PipelinedBroadcastAndReduce.Run() in IMRU examples to public

JIRA:
  [REEF-1767](https://issues.apache.org/jira/browse/REEF-1767)

Pull request:
  This closes #1284
diff --git a/lang/cs/Org.Apache.REEF.IMRU.Examples/PipelinedBroadcastReduce/PipelinedBroadcastAndReduce.cs b/lang/cs/Org.Apache.REEF.IMRU.Examples/PipelinedBroadcastReduce/PipelinedBroadcastAndReduce.cs
index 47c01c3..f4554f5 100644
--- a/lang/cs/Org.Apache.REEF.IMRU.Examples/PipelinedBroadcastReduce/PipelinedBroadcastAndReduce.cs
+++ b/lang/cs/Org.Apache.REEF.IMRU.Examples/PipelinedBroadcastReduce/PipelinedBroadcastAndReduce.cs
@@ -44,7 +44,7 @@
         /// <summary>
         /// Runs the actual broadcast and reduce job
         /// </summary>
-        internal void Run(int numberofMappers, int chunkSize, int numIterations, int dim, int mapperMemory, int updateTaskMemory)
+        public void Run(int numberofMappers, int chunkSize, int numIterations, int dim, int mapperMemory, int updateTaskMemory)
         {
             var results = _imruClient.Submit<int[], int[], int[], Stream>(
                 CreateJobDefinitionBuilder(numberofMappers, chunkSize, numIterations, dim, mapperMemory, updateTaskMemory)
diff --git a/lang/cs/Org.Apache.REEF.IMRU.Examples/PipelinedBroadcastReduce/PipelinedBroadcastAndReduceWithFaultTolerant.cs b/lang/cs/Org.Apache.REEF.IMRU.Examples/PipelinedBroadcastReduce/PipelinedBroadcastAndReduceWithFaultTolerant.cs
index 9ec3a69..ea8ece4 100644
--- a/lang/cs/Org.Apache.REEF.IMRU.Examples/PipelinedBroadcastReduce/PipelinedBroadcastAndReduceWithFaultTolerant.cs
+++ b/lang/cs/Org.Apache.REEF.IMRU.Examples/PipelinedBroadcastReduce/PipelinedBroadcastAndReduceWithFaultTolerant.cs
@@ -48,7 +48,7 @@
         /// <summary>
         /// Runs the actual broadcast and reduce job with fault tolerance
         /// </summary>
-        internal void Run(int numberofMappers, int chunkSize, int numIterations, int dim, int mapperMemory, int updateTaskMemory, int maxRetryNumberInRecovery, int totalNumberOfForcedFailures)
+        public void Run(int numberofMappers, int chunkSize, int numIterations, int dim, int mapperMemory, int updateTaskMemory, int maxRetryNumberInRecovery, int totalNumberOfForcedFailures)
         {
             var results = _imruClient.Submit<int[], int[], int[], Stream>(
                 CreateJobDefinitionBuilder(numberofMappers, chunkSize, numIterations, dim, mapperMemory, updateTaskMemory)