chore(package): update rollup to version 0.62.0 (#2304)

Author: greenkeeper[bot]

package.json

@@ -121,7 +121,7 @@
     "open": "0.0.5",
     "remap-istanbul": "^0.11.0",
     "rimraf": "^2.6.2",
-    "rollup": "~0.61.2",
+    "rollup": "~0.62.0",
     "rollup-plugin-commonjs": "^9.0.0",
     "rollup-plugin-includepaths": "0.2.3",
     "rollup-plugin-node-resolve": "^3.3.0",