Remove unnecessary type attributes

vnc.html

@@ -51,7 +51,7 @@
     <link rel="stylesheet" href="app/styles/base.css" />
 
     <!-- this is included as a normal file in order to catch script-loading errors as well -->
-    <script type="text/javascript" src="app/error-handler.js"></script>
+    <script src="app/error-handler.js"></script>
 
     <!-- begin scripts -->
     <!-- promise polyfills promises for IE11 -->

vnc_lite.html

@@ -18,7 +18,7 @@
 
     <meta charset="utf-8">
 
-    <style type="text/css">
+    <style>
 
         body {
             margin: 0;