Swiching to ONOS libgen 2.0 and moving pom.xml to 2.1-SNAPSHOT.

Change-Id: Id461419da5aba7d79d24b9c73f3d1d2448536e6a
diff --git a/tools/build/libgen/pom.xml b/tools/build/libgen/pom.xml
index 2a6680e..b56c1c0 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>2.0</version>
+    <version>2.1-SNAPSHOT</version>
 
     <description>Third-party library generator for ONOS Bazel workspace</description>
     <url>http://onosproject.org/</url>
diff --git a/tools/build/onos-lib-gen b/tools/build/onos-lib-gen
index 522c0ae..4030271 100755
--- a/tools/build/onos-lib-gen
+++ b/tools/build/onos-lib-gen
@@ -9,7 +9,7 @@
 cd $ONOS_ROOT
 
 REPO=${M2_REPO:-~/.m2/repository}
-VER=1.6-SNAPSHOT
+VER=2.0
 ARTIFACT=org/onosproject/onos-libgen/$VER/onos-libgen-$VER.jar
 JAR=$REPO/$ARTIFACT