multimedia.slideshow
			
		
			A widget to display a slideshow, controlled by items/items
			Parameters
			
				{{ multimedia.slideshow(id, dir, delay, item_next, item_prev, item_stop, item_start, reverse, controls, refresh) }}
			
			
									id
					unique id for this widget (optional)
									dir
					a directory where the pictures are located
									delay
					delay between the slides in sec (optional, default: 4 sec)
									item_next
					item to switch to the next slide (optional)
									item_prev
					item to switch to the previous slide (optional)
  (if this is same as item_next: 0 triggers previous, any value greater than 0 triggers next, negative values are ignored)
									item_stop
					item to stop the animation (optional)
									item_start
					item to start the animation (optional)
  (if this is same as item_stop: 0 stops, any value greater than 0 starts, negative values are ignored)
									reverse
					Show the pictures in reverse order; possible values are 1 or 0 (optional, default 0)
									controls
					Show controls; possible values are 1 or 0 (optional, default 0)
	(they just take effect on the slideshow and do not send anything to backend)
									refresh
					duration until directory content is refreshed in standard duration format (optional, default='1d')
							 
			
							
			
	Example
	
		{{ multimedia.slideshow('', 'pics/slideshow', '', '', '', '', '', '', 1) }}
	
	
			
							
				
											Author: Alex ???, Stefan Widmer, Wolfram v. Hülsen
					
											based on cycle2 jquery-plugin: (c) 2012 M. Alsup; Dual licensed: MIT/GPL
					
											- 
http://jquery.malsup.com/cycle2