Update about page copy.

src/views/About.vue

@@ -33,8 +33,9 @@
         A simple video editor built with JavaScript, Node.js, and Vue 3 (powered by
         <a href="https://www.openshot.org/cloud-api/">OpenShot Cloud API</a>).
 
-        This is a demo application for OpenShot Cloud API. You can log-in, upload files,
-        create/edit clips, move clips (up/down), export, and download a video.
+        This is a demo application for OpenShot Cloud API. You can log-in, create/load projects, upload files,
+        create/edit clips, move clips, add clip effects (text/captions, animations, volume, and effects),
+        export, and download a video or project file.
       </p>
       <p class="lead">
         The source code is hosted on <a href="http://gitlab.openshot.org/public-projects/simple-editor">OpenShot