Git commits in Moodle 3.4.x by Zhi Wei Lim

commit 7be51d338945e09ca21f125c9089e418e73b3d9a
Author: Zhi Wei Lim <eugene.lim@yale.edu>
Date:   Tue, 13 Jun 2017 17:02:27 +0800
Tag:    v3.4.0-beta

MDL-59053 signup_form: Prevents autocapitalization