ers is used to provide the best experience 
for developers to debug code that is much closer to what they actually wrote.</p>
<p>However, if your app does not need to support IE anymore, you could change it to:</p>
<div class="filename javascript"><div class="ribbon"></div><span>config/targets.js</span><pre class="language-javascript line-numbers"><code class="javascript language-javascript">module<span class="token punctuation">.</span>exports <span class="token operator">=</span> <span class="token punctu