Updated README with usage instructions.

Author: rmariuzzo

README.md

@@ -7,3 +7,29 @@ Laravel Localization loader for webpack. Convert Laravel Translation strings to
 ```shell
 npm install laravel-localization-loader
 ```
+
+### Usage
+
+#### Webpack 2
+
+```js
+// webpack.config.js
+module.exports = {
+  // ...
+  module: {
+    rules: [
+      {
+        // Matches all PHP files in `resources/lang` directory.
+        test: /resources\/lang.+\.php$/,
+        loader: 'laravel-localization-loader',
+      }
+    ]
+  },
+  // ...
+}
+```
+## Test
+
+```shell
+npm run test
+```

tests/loader.test.js

@@ -14,7 +14,7 @@ test('should load PHP Laravel translation file', () => {
   })
 })
 
-function runWebpack(config, legacy) {
+function runWebpack(config) {
   return new Promise((resolve, reject) => {
     const webpackConfig = merge({
       output: {
@@ -27,7 +27,6 @@ function runWebpack(config, legacy) {
           {
             test: /resources\/lang.+\.php$/,
             loader: 'laravel-localization-loader',
-            options: { legacy },
           }
         ]
       },