Simplify exmaple

Author: meaku

example/.gitignore

@@ -1,2 +1,3 @@
 ./node_modules
-./dist/*
+./dist/*
+./bundle.js

example/README.md

@@ -1,9 +1,6 @@
 # Markdown-loader-example
 
-* first
-  * `npm install`
-* second
-  * `npm start`
-* third
-  * open `localhost:4000`
+* `npm install`
+* `npm start`
+* open `localhost:8080`
 

example/bundle.js

@@ -5,18 +5,17 @@
   "main": "index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "start": "webpack-dev-server --port 4000"
+    "start": "webpack-dev-server"
   },
   "author": "qiuyuntao",
   "license": "ISC",
   "dependencies": {
     "html-loader": "^0.5.5",
-    "markdown-loader": "^2.0.2",
-    "marked": "^0.4.0",
-    "webpack": "^4.10.0",
-    "webpack-dev-server": "^3.1.4"
+    "markdown-loader": "^4.0.0",
+    "webpack": "^4.28.4",
+    "webpack-dev-server": "^3.1.14"
   },
   "devDependencies": {
-    "webpack-cli": "^2.1.4"
+    "webpack-cli": "^3.2.1"
   }
 }

example/dist/.gitkeep

@@ -1,15 +1,6 @@
-var webpack = require("webpack");
-
-// markdown conver to html
-var marked = require("marked");
-var renderer = new marked.Renderer();
-
 module.exports = {
   entry: "./index.js",
   mode: "development",
-  output: {
-    filename: "bundle.js"
-  },
   module: {
         rules: [{
             test: /\.md$/,
@@ -19,14 +10,17 @@ module.exports = {
                 },
                 {
                     loader: "markdown-loader",
-                    //those options are optional
+                    // optional options
+                    /*
                     options: {
                         renderer
                     }
+                    */
                 }
             ]
         }]
-    }
+    },
+    output: {
+        filename: "bundle.js"
+    },
 };
-
-