Marking release of ONOS libgen 2.0

Change-Id: Id245ac728cfa35ee3c694e482692e89b6e64d0cf
diff --git a/tools/build/libgen/pom.xml b/tools/build/libgen/pom.xml
index e28cbb7..2a6680e 100644
--- a/tools/build/libgen/pom.xml
+++ b/tools/build/libgen/pom.xml
@@ -29,7 +29,7 @@
     <groupId>org.onosproject</groupId>
     <artifactId>onos-libgen</artifactId>
     <packaging>jar</packaging>
-    <version>1.6-SNAPSHOT</version>
+    <version>2.0</version>
 
     <description>Third-party library generator for ONOS Bazel workspace</description>
     <url>http://onosproject.org/</url>