🔥 Remove "No ES6 Features" warning

NeoLegends · NeoLegends · commit e0f155703eae · 2018-06-01T21:28:28.000+02:00
The new build also supports browsers with a shitty JS Engine, so there shouldn't be any problems anymore.
diff --git a/src/index.html b/src/index.html
@@ -27,71 +27,33 @@
             margin: 0;
             min-height: 100vh;
         }
-
-        .no-es6 {
-            color: white;
-            display: none;
-            margin: auto;
-            max-width: 700px;
-            text-align: center;
-        }
-
-        .no-es6 .flash {
-            color: yellow;
-        }
-
-        .no-es6 a {
-            color: white;
-        }
     </style>
 </head>
 <body>
     <app-shell></app-shell>
 
-    <div class="no-es6">
-        <h1><span class="flash">⚡️</span> Oh, no! Unsupported Browser!</h1>
-        <p>
-            Seems like you're using an unsupported browser. Please use a modern one to use Festify.
-            <a href="https://www.google.com/chrome/" alt="Download Google Chrome">Google Chrome</a>,
-            <a href="https://www.mozilla.org/firefox/" alt="Download Mozilla Firefox">Firefox</a>
-            or <a href="https://www.apple.com/safari/" alt="Download Safari">Safari</a> are really
-            good choices. Any other browser that is based on one of them (like Opera) is also going
-            to work well.
-        </p>
-    </div>
-
-    <script>
-        try {
-            eval('"use strict"; class ES6CompatTestClass {}; const test = () => {}; function* iterator() { yield 1; }');
-        } catch (e) {
-            console.error("Your browser doesn't support ES6 classes, ES6 generators or arrow functions (or all of them). Please upgrade to a modern one.");
-            document.getElementsByClassName('no-es6-class').item(0).style.display = 'block';
-            document.querySelectorAll('app-shell, .scripts').forEach(node => node.remove());
-        }
-    </script>
-
     <!-- Polyfills -->
-    <script class="scripts" src="/node_modules/@webcomponents/webcomponentsjs/webcomponents-loader.js"></script>
+    <script src="/node_modules/@webcomponents/webcomponentsjs/webcomponents-loader.js"
+            type="text/javascript">
+    </script>
     <script src="/node_modules/@webcomponents/webcomponentsjs/custom-elements-es5-adapter.js"
             type="text/javascript"
             nomodule>
     </script>
     <script src="/node_modules/regenerator-runtime/runtime.js"
             type="text/javascript"
-            class="scripts"
             nomodule>
     </script>
 
     <!-- ES6 Module Code -->
-    <script src="/module/index.ts.js" type="module" class="scripts"></script>
+    <script src="/module/index.ts.js" type="module"></script>
 
     <!-- SystemJS Module Code -->
     <script src="/node_modules/systemjs/dist/system-production.js"
             type="text/javascript"
-            class="scripts"
             nomodule>
     </script>
-    <script class="scripts" nomodule>
+    <script type="text/javascript" nomodule>
         System.import('/nomodule/index.ts.js');
     </script>
 
