bug: forgot closing tag in app | doc: added a todo for navigation

vue-theme/functions.php

 add_filter( 'script_loader_src', 'remove_cssjs_ver', 10, 2 );
 
 // header( 'Access-Control-Allow-Origin: http://localhost:8080' );
-header( 'Content-Type: application/json' );
+header( 'Content-Type: application/json' );

vue-theme/src/app.vue

         'cia-nav': navigation,
         'cia-hero': hero,
         'cia-footer': footer,
+    },
+    data () {
+        return {}
     }
 }
 </script>

vue-theme/src/components/navigation/navigation.vue

+// Replace with calls to menu system
 <template lang="pug">
 nav.main
     ul.f-row.between