Merge pull request #42 from jaebradley/greenkeeper/rollup-0.61.0

Update rollup to the latest version 🚀

Author: jaebradley

package-lock.json

@@ -57,7 +57,7 @@
     "eslint-plugin-import": "^2.10.0",
     "husky": "^0.14.3",
     "jest": "^22.4.3",
-    "rollup": "^0.60.0",
+    "rollup": "^0.61.0",
     "rollup-plugin-babel": "^4.0.0-beta.4",
     "rollup-plugin-babel-minify": "^5.0.0",
     "rollup-plugin-commonjs": "^9.1.0",