Developer credits
Git commits in Moodle 2.3.1 by Kevin Wiliarty
commit e3f4094ac826f3f3016b22b95ba84daee20dbc91 Author: Kevin Wiliarty <kevin.wiliarty@gmail.com> Date: Wed, 20 Jun 2012 02:14:49 +0800 Tag: v2.3.1 MDL-33749 follow redirects for URL downloader