Add URL query message sending feature to CHANGELOG and README

Author: gausie

CHANGELOG.md

@@ -1,3 +1,6 @@
+## 0.5.4
+- When reconnecting to an existing chat session, the bot will send any message contained in the `?send=<message>` URL parameter once it has restored the socket.io connection
+
 ## 0.5.3
 - Added the parameter hideWhenNotConnected to not display the widget when the server is not connected (defaults to true)
 - Fixed issue where the 'connected' property was being loaded from previous session instead of being triggered on actual connection

README.md

@@ -208,6 +208,10 @@ emit('bot_uttered', message, room=socket_id)
 `storage: "local"` defines the state to be stored in the local stoage. The local storage persists after the the browser is closed, and is cleared when the cookies of the browser are cleared, or when `localStorage.clear()`is called.
 
 
+## Sending a message on page load
+
+When reconnecting to an existing chat session, the bot will send any message contained in the `?send=<message>` URL parameter once it has restored the socket.io connection. This is useful if you would like your bot to be able to offer your user to navigate around the site.
+
 
 ## API