Update readme.md

Update plugin documentation and reference the old renamed jitsimeet plugin

packages/olmeet/readme.md

@@ -1,15 +1,22 @@
-# Jitsi Meet plugin for converse.js
+# Online Meetings plugin for converse.js
+
+This plugin used to be known as _JitsiMeet Plugin_
 
 <img src="https://github.com/conversejs/community-plugins/blob/master/packages/olmeet/olmeet.png?raw=true" />
 
 ## Overview
-This plugin uses any hosted video conferencing service like Jitsi, Galene, etc to deliver an online meeting (audio/video conferencing) user experience.
+This plugin uses any hosted video conferencing service like Jitsi, Galene, etc to deliver an online meeting (audio/video conferencing) user experience. It can:
+
+* **auto-discover** what audio/video conferencing service is available and configured on any XMPP server ([jitsi](https://meet.jit.si/), [galene](https://galene.org:8443/) or [*broadcastbox*](https://b.siobud.com/)) that supports [XEP-0483: HTTP Online Meetings](https://xmpp.org/extensions/xep-0483.html), 
+* **request** for a web app URL and use it to 
+* **invite** others to the meeting. If their client supports XEP-0483, the web app can be opened in the client otherwise, it will be opened in the desktop web browser.
+* **fallback** on a static base URL configured in client if their XMPP server does not yet support xep-0483.
 
 ## Install
 see https://m.conversejs.org/docs/html/plugin_development.html on how to install this plugin
 
 ## Configure
-To configure, edit the converse settings and modify all the jitsimeet_  values. See index.html for an example
+To configure, edit the converse settings and modify all the olmeet_  values. See index.html for an example
 
 ```
 converse.initialize({