Git commits in Moodle 3.3.4 by Cameron Ball

commit bbcf850b68cbe5d4522960e44e230cabc80158f2
Author: Cameron Ball <cameron@moodle.com>
Date:   Wed, 10 Jan 2018 14:57:29 +0800
Tag:    v3.3.4

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

commit 5dfceb9f5274c56973c1164bec3f5dbc93a914d8
Author: Cameron Ball <cameron@moodle.com>
Date:   Wed, 03 Jan 2018 16:10:37 +0800
Tag:    v3.3.4

MDL-61143 core_files: Update unit tests for curl_security_helper

commit 28b96ce1459b4c896ad2b36c30c2cbb4a3b17141
Author: Cameron Ball <cameron@moodle.com>
Date:   Wed, 03 Jan 2018 16:09:49 +0800
Tag:    v3.3.4

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

commit ef7dc1ae340f6c0a5d2210d78c83bdc641b7f101
Author: Cameron Ball <cameron@moodle.com>
Date:   Tue, 02 Jan 2018 14:42:09 +0800
Tag:    v3.3.4

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

commit 1174beee8344570492e12b08fb21ed67666b5791
Author: Cameron Ball <cameron@moodle.com>
Date:   Wed, 15 Nov 2017 15:56:06 +0800
Tag:    v3.3.4

MDL-60809 xmlrpc: Include filelib when making xmlrpc call