chore(package): update rollup-plugin-babel to version 4.3.3

Closes #5

Author: greenkeeper[bot]

package.json

@@ -101,7 +101,7 @@
     "replace-in-file": "^3.0.0-beta.2",
     "rimraf": "^2.6.1",
     "rollup": "^0.62.0",
-    "rollup-plugin-babel": "^3.0.6",
+    "rollup-plugin-babel": "^4.3.3",
     "rollup-plugin-commonjs": "^9.0.0",
     "rollup-plugin-json": "^3.0.0",
     "rollup-plugin-node-resolve": "^3.0.0",