Issue/2398/Embedded deferred ask embed format query with slider control

{{#ask:
 [[Category:Book]]
 [[Has book title::+]]
 |sort=Has book publishing year, Has book author
 |order=descending,asc
 |class=datatable
 |link=all
 |limit=2
 |format=embedded
 |@deferred 
 |@control=slider
}}