Starting snapshot 1.3.1-SNAPSHOT with API version 1.3.1-SNAPSHOT

Change-Id: Iee5e3ef3b0350582905c20d9b6d80534bf1631c9
diff --git a/api/pom.xml b/api/pom.xml
index fa065ce..f3cf121 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>olttopology</artifactId>
         <groupId>org.opencord</groupId>
-        <version>1.3.0</version>
+        <version>1.3.1-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>