copyRundown
Description
			Copies a rundown		
		Example request
https://www.rundowncreator.com/channel4news/API.php
     ?APIKey=edharken
     &APIToken=HNe2ADG0nBTiC8Q8WiVfsxeG5ip51A
     &Action=copyRundown
     &RundownID=3
		Example response
{
    "RundownID": 4
}
		Required parameters
| RundownID | integer | the unique ID of the rundown to copy | 
Optional parameters
None
		Returns
| RundownID | integer | the new rundown's unique ID | 
Notes
Requires permissions of a producer or higher.