UBS Plugin updates, 12/9

• Advanced Custom Fields: 5.11.3 -> 5.11.4
• SyntaxHighlighter Evolved 3.6.0 -> 3.6.1
• WP Accessibility: 1.7.10 -> 1.7.11
• WP CFM: 1.7.2 ->1.7.3
• Yoast SEO (wordpres-seo): 17.6 -> 17.7.1

Updated code is applied to the production service on Thursdays at 1p.