chore(package): update regenerator-runtime to version 0.12.0

Author: greenkeeper[bot]

package.json

@@ -72,7 +72,7 @@
     "react-dom": "^16.4.1",
     "react-test-renderer": "^16.3.1",
     "react-timecode": "^1.1.3",
-    "regenerator-runtime": "^0.11.1",
+    "regenerator-runtime": "^0.12.0",
     "rimraf": "^2.6.1",
     "rollup": "^0.60.7",
     "rollup-plugin-babel": "^3.0.3",