ergophobe - 6:05 pm on Jan 12, 2013 (gmt 0) [edited by: ergophobe at 6:23 pm (utc) on Jan 17, 2013]
Almost a year old, and I know you have other things on your mind now, but I've recently become aware of a whole set of Ruby-based solutions for this... except for that pesky offline part, since it's unlikely these folks are going to start using git to manage their content anytime soon. And since this topic resurfaces from time to time...
Jekyll - seems to be the most popular and can be used with Octopress which results in some beautiful-looking sites (most Jekyll sites I've seen are very plain).
Jekyll - [github.com...]
Octopress - [github.com...]
About Jekyll - [rubyinside.com...]
Other examples include
and maybe others
[edited by: ergophobe at 6:23 pm (utc) on Jan 17, 2013]