fix(package): update workbox-webpack-plugin to version 4.1.1

greenkeeper[bot] · greenkeeper[bot] · commit b7a7bcec49d7 · 2019-03-16T03:02:56.000Z
Closes #68
diff --git a/package.json b/package.json
@@ -64,7 +64,7 @@
     "webpack-dev-server": "3.1.10",
     "webpack-manifest-plugin": "2.0.4",
     "webpack": "4.26.1",
-    "workbox-webpack-plugin": "3.6.3"
+    "workbox-webpack-plugin": "4.1.1"
   },
   "engines": {
     "node": ">= 8"
