I've added image importing to the posterous migrator; the other media types could be added similarly but I thought I'd push this out there first. (I'm not actually expecting this to go in as-is -- I'm new to both ruby and jekyll for a start! It also includes a few arbitrary decisions however)
It does the following:
(I figured a list should be easy to turn into a gallery, etc if people wanted to add their own js)
Is this useful?
Download and include images in posterous migrator.
This would be way better with a switch. Moved this to jekyll/jekyll-import#4 though.