* Fix another preview will_render bug. This one involved inline,

* Fix another preview will_render bug. This one involved inline,
  which forced a scan of the page to make available metadata that
  appeared after the inline directive. Problem is that scan made it forget
  about any other files rendered due to the page. The scan also turns out
  to be unnecessary now, since meta persistently stores state and it's
  always available. So it was just removed.