chore(package): update babel-plugin-transform-object-rest-spread to version 6.20.2 (#371)

package.json

@@ -59,7 +59,7 @@
     "babel-plugin-react-require": "^3.0.0",
     "babel-plugin-transform-async-to-generator": "6.16.0",
     "babel-plugin-transform-class-properties": "6.19.0",
-    "babel-plugin-transform-object-rest-spread": "6.19.0",
+    "babel-plugin-transform-object-rest-spread": "6.20.2",
     "babel-plugin-transform-runtime": "6.15.0",
     "babel-preset-es2015": "6.18.0",
     "babel-preset-react": "6.16.0",