Releasing 2.3.1

Change-Id: Ia8d50696437f5325bcc8c2b1ee8ca41a64f5b61d
diff --git a/compiler/base/parser/pom.xml b/compiler/base/parser/pom.xml
index 3f363aa..e202f97 100644
--- a/compiler/base/parser/pom.xml
+++ b/compiler/base/parser/pom.xml
@@ -21,11 +21,11 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-yang-compiler-base</artifactId>
-        <version>2.4-SNAPSHOT</version>
+        <version>2.3.1</version>
     </parent>
 
     <artifactId>onos-yang-compiler-parser</artifactId>
-    <version>2.4-SNAPSHOT</version>
+    <version>2.3.1</version>
     <packaging>bundle</packaging>
 
     <dependencies>