I don't have an online source, but the other day I was casually asking a comic store owner a few questions. I asked things like "So, will there be a Flash minifig?" most of the things he didn't know, except he said "Well, probably yes to all of your questions, because it's a five-year contract. So this covers pretty much all of the planned superhero movies.
Warning: Spoiler to follow. Highlight to view content.

{{{1}}} {{{Also, the (fourth) Batman reboot and Man of Steel will be in the same universe as JL movie, [1]. Green Lantern is possibly, but they are considering rebooting that, too.}}}