Updated Webworker example to work with nuxt.js 2.0 (#3531)

In response to @husayt's [comment](https://github.com/nuxt/nuxt.js/pull/3480#issuecomment-404150387).

HMR now works.

examples/web-worker/nuxt.config.js

@@ -37,6 +37,9 @@ module.exports = {
         })
       }
 
+      // @see https://github.com/nuxt/nuxt.js/pull/3480#issuecomment-404150387
+      config.output.globalObject = "this"
+
       if (isClient) { // web workers are only available client-side
         config.module.rules.push({
           test: /\.worker\.js$/, // this will pick up all .js files that ends with ".worker.js"

examples/web-worker/package.json

@@ -11,10 +11,13 @@
     "precommit": "npm run lint"
   },
   "dependencies": {
-    "nuxt": "^1.4.1"
+    "nuxt-edge": "^2.0.0-25523369.7c85202"
   },
   "devDependencies": {
+    "babel-eslint": "^8.2.6",
+    "eslint": "^5.1.0",
     "eslint-loader": "^2.0.0",
+    "eslint-plugin-vue": "^4.5.0",
     "worker-loader": "^1.1.1"
   }
 }