docs: Fix builds 📚

Author: mrchief

README.md

@@ -35,6 +35,7 @@ A lightweight and fast control to render a select component that can display hie
   * [Vanilla (no framework)](#vanilla-no-framework)
   * [With Bootstrap](#with-bootstrap)
   * [With Material Design](#with-material-design)
+  * [As Single Select](#as-single-select)
 * [Install](#install)
   * [Peer Dependencies](#peer-dependencies)
 * [Usage](#usage)

docs/bundle.js

@@ -9,6 +9,6 @@
         <h2>React Dropdown Tree Select Demo</h2>
         <br/>
         <div id="app"></div>
-        <script src="bundle.js"></script>
+        <script src="./bundle.js"></script>
     </body>
 </html>

docs/examples/bootstrap/bundle.js

@@ -24,6 +24,7 @@
   "license": "MIT",
   "scripts": {
     "build": "rimraf dist/**/* && webpack --config webpack.config.js --bail",
+    "build:docs": "webpack --config docs/webpack.config.js --bail",
     "commit": "git-cz",
     "commitmsg": "commitlint -e $GIT_PARAMS",
     "coveralls": "nyc npm test && nyc report --reporter=text-lcov | coveralls",