Add "about" to help menu

app/features/config/index.js

@@ -1,5 +1,10 @@
 
 export default {
+    /**
+     * The URL with extra information about the app / service.
+     */
+    aboutURL: 'https://jitsi.org/what-is-jitsi/',
+
     /**
      * Application name.
      */
@@ -16,12 +21,12 @@ export default {
     feedbackURL: 'mailto:support@jitsi.org',
 
     /**
-     * The url of Privacy Policy Page.
+     * The URL of Privacy Policy Page.
      */
     privacyPolicyURL: 'https://jitsi.org/meet/privacy',
 
     /**
-     * The url of Terms and Conditions Page.
+     * The URL of Terms and Conditions Page.
      */
     termsAndConditionsURL: 'https://jitsi.org/meet/terms'
 };

app/features/navbar/components/HelpButton.js

@@ -32,12 +32,15 @@ export default class HelpButton extends Component< *, State> {
             droplistOpen: false
         };
 
+        this._onAbout = openExternalLink.bind(undefined, config.aboutURL);
         this._onIconClick = this._onIconClick.bind(this);
         this._onPrivacyOptionClick = this._onPrivacyOptionClick.bind(this);
         this._onTermsOptionClick = this._onTermsOptionClick.bind(this);
         this._onSendFeedback = this._onSendFeedback.bind(this);
     }
 
+    _onAbout: (*) => void;
+
     _onIconClick: (*) => void;
 
     /**
@@ -107,6 +110,9 @@ export default class HelpButton extends Component< *, State> {
                     <Item onActivate = { this._onSendFeedback }>
                         Send Feedback
                     </Item>
+                    <Item onActivate = { this._onAbout }>
+                        About
+                    </Item>
                 </Group>
             </Droplist>
         );