support federated SFUs

packages/galene/readme.md

@@ -4,7 +4,7 @@
 
 ## Overview
 This plugin implements [XEP-XXXX: In-band SFU Sessions](https://igniterealtime.github.io/openfire-galene-plugin/xep/index.html) and [XEP-0327: Rayo](https://xmpp.org/extensions/xep-0327.html) to provide audio and video conferencing features for Converse.
-Your XMPP server MUST support the above XEPs otherwise, it won't work.
+
 ## Install
 see https://m.conversejs.org/docs/html/plugin_development.html on how to install this plugin
 
@@ -14,11 +14,14 @@ To configure, edit the converse settings and modify all the galene_  values. See
 ```
 converse.initialize({
     ....
-
+	galene_head_display_toggle: false,
+	galene_host: 'localhost'
     ....
 });
 ```
 
+Set the galene_host to your XMPP server or a federated server that supports the above XEPs otherwise, it won't work.
+
 ## How to use
 Click on the video icon on the conversation toolbar to turn a chat or groupchat into an audio/video conference
 Click on the telephone icon on the conversation toolbar to initiate an audio call from a chat conversation.