$list.skip($start).take($count) throw YAQL exception

It was possible to have
 - $l: $list.skip($start)
 - Return: $l.take($count)

but not $list.skip($start).take($count)

Change-Id: I58709f9c994ad22497ff23662a1fc0c9c2d1e88d
Closes-Bug: #1365146