Tagging 1.4.0 (Emu release)

Change-Id: I55e4dbcecbfac86cccae27aa99a813910bd5557a
diff --git a/apps/openstackswitching/api/pom.xml b/apps/openstackswitching/api/pom.xml
index f5e6f94..316aab3 100644
--- a/apps/openstackswitching/api/pom.xml
+++ b/apps/openstackswitching/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-openstackswitching</artifactId>
-        <version>1.4.0-SNAPSHOT</version>
+        <version>1.4.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>