chore(package): update rollup-plugin-node-resolve to version 2.0.0 (#28)

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -34,6 +34,6 @@
     "rollup": "^0.34.3",
     "rollup-plugin-babel": "^2.6.0",
     "rollup-plugin-commonjs": "^3.3.1",
-    "rollup-plugin-node-resolve": "^1.7.2"
+    "rollup-plugin-node-resolve": "^2.0.0"
   }
 }