[development] Wiki module

[Moshe Weitzman]

  > The liquid wiki needs updating for 4.7...it was released compatible with
> a late RC of 4.7, and has one or two lines that need fixing. I don't see 
> anything in any of the other wiki modules that is compelling. Moshe, do 
> we want to start discussing this here or wait for Brussels :P ?

no harm in discussing now. i'd love to hear people's visions for wiki in drupal