Developer credits
Git commits in Moodle 2.9.9 by Ankit Agarwal
commit 86c22b202db22cf4461cd6c214224df8202cd89f Author: Ankit Agarwal <ankit@moodle.com> Date: Wed, 02 Nov 2016 18:36:20 +0800 Tag: v2.9.9 MDL-55777 installation: Check libcurl version on install