Release version 1.4.0

Change-Id: I9bd3e0f508f3729d221da26c00636ee2ac713254
diff --git a/pom.xml b/pom.xml
index 89d7358..1680b72 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
 
     <groupId>org.opencord</groupId>
     <artifactId>igmp</artifactId>
-    <version>1.4.0-SNAPSHOT</version>
+    <version>1.4.0</version>
     <packaging>bundle</packaging>
 
     <description>Internet Group Message Protocol</description>