chore(package): update rollup to version 0.58.2

Closes #10

Author: greenkeeper[bot]

package.json

@@ -30,7 +30,7 @@
     "lint-staged": "^7.0.1",
     "prettier": "1.12.0",
     "regenerator-runtime": "^0.11.1",
-    "rollup": "^0.57.1",
+    "rollup": "^0.58.2",
     "semantic-release": "^15.1.4"
   },
   "scripts": {