Set the release date for 2.7.3-RC1
diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index 49f0cbd..2272388 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -1,6 +1,6 @@
 Hadoop Change Log
 
-Release 2.7.3 - 2016-08-01
+Release 2.7.3 - 2016-09-19
 
   INCOMPATIBLE CHANGES
 
diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index f38eba3..e467646 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -1,6 +1,6 @@
 Hadoop HDFS Change Log
 
-Release 2.7.3 - 2016-08-01
+Release 2.7.3 - 2016-09-19
 
   INCOMPATIBLE CHANGES
 
diff --git a/hadoop-mapreduce-project/CHANGES.txt b/hadoop-mapreduce-project/CHANGES.txt
index f72ede0..fff3b1d 100644
--- a/hadoop-mapreduce-project/CHANGES.txt
+++ b/hadoop-mapreduce-project/CHANGES.txt
@@ -1,6 +1,6 @@
 Hadoop MapReduce Change Log
 
-Release 2.7.3 - 2016-08-01
+Release 2.7.3 - 2016-09-19
 
   INCOMPATIBLE CHANGES
 
diff --git a/hadoop-yarn-project/CHANGES.txt b/hadoop-yarn-project/CHANGES.txt
index 4d1d469..de33018 100644
--- a/hadoop-yarn-project/CHANGES.txt
+++ b/hadoop-yarn-project/CHANGES.txt
@@ -1,6 +1,6 @@
 Hadoop YARN Change Log
 
-Release 2.7.3 - 2016-08-01
+Release 2.7.3 - 2016-09-19
 
   INCOMPATIBLE CHANGES