Refactor it a bit and add comment

src/MSApplicationInsightsClient.php

@@ -1,11 +1,25 @@
 <?php namespace Marchie\MSApplicationInsightsLaravel;
 
+use Illuminate\Support\Str;
+
 class MSApplicationInsightsClient extends InstrumentationKey
 {
     public function javascript()
     {
         if (isset($this->instrumentationKey)) {
-            return <<<SCRIPT
+            return $this->uglify($this->getCode());
+        }
+    }
+
+    public function uglify($code)
+    {
+        return str_replace(["\n","\r"], '', $code);
+    }
+
+    public function getCode()
+    {
+        return <<<SCRIPT
+<!--Microsoft Azure Application Insights-->
 <script type="text/javascript">
     var appInsights=window.appInsights||function(config){
         function s(config){t[config]=function(){var i=arguments;t.queue.push(function(){t[config].apply(t,i)})}}var t={config:config},r=document,f=window,e="script",o=r.createElement(e),i,u;for(o.src=config.url||"//az416426.vo.msecnd.net/scripts/a/ai.0.js",r.getElementsByTagName(e)[0].parentNode.appendChild(o),t.cookie=r.cookie,t.queue=[],i=["Event","Exception","Metric","PageView","Trace"];i.length;)s("track"+i.pop());return config.disableExceptionTracking||(i="onerror",s("_"+i),u=f[i],f[i]=function(config,r,f,e,o){var s=u&&u(config,r,f,e,o);return s!==!0&&t["_"+i](config,r,f,e,o),s}),t
@@ -17,6 +31,5 @@ function s(config){t[config]=function(){var i=arguments;t.queue.push(function(){
     appInsights.trackPageView();
 </script>
 SCRIPT;
-        }
     }
-}
+}