sendChatMessage
Description
			Sends a chat message		
		Example request
https://www.rundowncreator.com/channel4news/API.php
     ?APIKey=edharken
     &APIToken=HNe2ADG0nBTiC8Q8WiVfsxeG5ip51A
     &Action=sendChatMessage
     &Message=Has anyone seen Ron today?
		Example response
{
    "ChatMessageID": 2
}
		Required parameters
| Message | string | the chat message | 
Optional parameters
None
		Returns
| ChatMessageID | integer | the new chat message's unique ID |