Merge upstream and update Gemfile.lock

landing.bryanroessler.com/_includes/gtm_body.html

@@ -3,4 +3,4 @@
     <noscript><iframe src="https://www.googletagmanager.com/ns.html?id={{ site.gtm }}"
     height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
     <!-- End Google Tag Manager (noscript) -->
-{% endif %}
+{% endif %}