sugarlabs/sugar — pull request #245 by godiard (2014-02-12 18:51:32+00:00)
Title: Microformat updater: set cache header

wiki.laptop.org, where the pages used to update the activities are
located, usually serve old cached pages. We can avoid that
setting the header Cache-Control' = 'max-age=0', like Chrome browser do.

Signed-off-by: Gonzalo Odiard