add kamaji version 0.2.0

manifest.json

@@ -4,7 +4,8 @@
       "repo": "clastix/rancher-extension-clastix",
       "branch": "gh-pages",
       "versions": [
-        "0.1.2"
+        "0.1.2",
+        "0.2.0"
       ]
     }
   }