Merge pull request #62 from 2002Bishwajeet/patch-2

Fixed a small syntax error in Realtime Section for Flutter

Author: TorstenDittmann

app/views/docs/realtime.phtml

@@ -200,7 +200,7 @@ unsubscribe();</code></pre>
         <div class="ide margin-bottom" data-lang="dart" data-lang-label="Flutter SDK">
             <pre class="line-numbers"><code class="prism language-dart" data-prism>final client = Client();
 final realtime = Realtime(client);
-final subscription = realtime.subscribe('files');
+final subscription = realtime.subscribe(['files']);
 
 subscription.stream.listen((response) {
     // Callback will be executed on changes for all files.
@@ -370,4 +370,4 @@ client.setEndpointRealtime('[ENDPOINT]')</code></pre>
 <p>Nested Documents will not trigger events related to their parent documents. Meaning, updates to a child document - will not trigger an event for the parent document. But it will trigger an event for the child document itself.</p>
 
 <h3>Server-Side?</h3>
-<p>We currently are not offering access to realtime with Server SDKs and an API key.</p>
+<p>We currently are not offering access to realtime with Server SDKs and an API key.</p>