Updating ONOS version in top level pom, oneping and carrierthernet

Change-Id: Ibd7a308080d3fa75998a757b8f810abeca6a662c
diff --git a/pom.xml b/pom.xml
index 5c769fc..a99440e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,7 +25,7 @@
 
     <groupId>org.onosproject</groupId>
     <artifactId>onos-app-samples</artifactId>
-    <version>1.9.0-SNAPSHOT</version>
+    <version>1.12.0</version>
     <packaging>pom</packaging>
 
     <description>ONOS sample applications</description>