Git commits in Moodle 3.0.10 by Andrew Nicols

commit c31d886c8f6d098c9086f0fa91f6b4e7c4881d58
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Wed, 03 May 2017 08:32:04 +0800
Tag:    v3.0.10

MDL-58746 core: Simplify environment check

commit 943c9c3c9a5d9861212a6c8d59c27d088d11245e
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Mon, 01 May 2017 08:51:37 +0800
Tag:    v3.0.10

MDL-58746 core: Add environment check for finfo