Final updates and tweaks in preparation for MVP launch

- Removed unused items from the footer
- Fixed language files to cover all variants of English
- Added Google Analytics tracking code

www/themes/jason-williamsca/assets/javascript/common.js

@@ -14,4 +14,13 @@ $(() => {
     $('textarea').each(function() {
         $(this).height($(this)[0].scrollHeight)
     })
+    
+    // Use google analytics in production
+    if (!window.location.hostname.includes('dev')) {
+        window.dataLayer = window.dataLayer || [];
+        function gtag(){dataLayer.push(arguments);}
+        gtag('js', new Date());
+
+        gtag('config', 'UA-167178542-1');
+    }
 });