Git commits in Moodle 3.2.7 by Cameron Ball

commit e4901153065a413d90c824da5be0f08738b9f705
Author: Cameron Ball <cameron@moodle.com>
Date:   Wed, 10 Jan 2018 14:57:29 +0800
Tag:    v3.2.7

MDL-61143 core_files: Don't append dot when checking domain names or IP addresses.

commit 7f0420d619e33f6f26a545a455879f04a49bcf07
Author: Cameron Ball <cameron@moodle.com>
Date:   Wed, 03 Jan 2018 16:10:37 +0800
Tag:    v3.2.7

MDL-61143 core_files: Update unit tests for curl_security_helper

commit 811fae41acad390bd9c2776dcb307f724b8925a1
Author: Cameron Ball <cameron@moodle.com>
Date:   Wed, 03 Jan 2018 16:09:49 +0800
Tag:    v3.2.7

MDL-61143 core_files: Block hosts that cannot be determined to be an IP address of domain name

commit a7c779c738242f4c5f02759c02b956332789a60e
Author: Cameron Ball <cameron@moodle.com>
Date:   Tue, 02 Jan 2018 14:42:09 +0800
Tag:    v3.2.7

MDL-61143 core_files: Check all A records when testing blocked IPs