Move version to 0.2.0 (#217)

diff --git a/VERSION b/VERSION
index 7bcd0e3..0ea3a94 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.0.2
\ No newline at end of file
+0.2.0
diff --git a/front-end/package.json b/front-end/package.json
index c00e732..8094bf1 100644
--- a/front-end/package.json
+++ b/front-end/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pulsar-manager",
-  "version": "0.0.2",
+  "version": "0.2.0",
   "description": "A tool for managing Apache Pulsar.",
   "author": "<eguangning@gmail.com>",
   "license": "Apache License 2.0",