Fixes broken edit mode in editor.

app/assets/javascripts/repo/repo_editor.vue

@@ -68,7 +68,7 @@ const RepoEditor = {
 
     editMode() {
       const panelClassList = document.querySelector('.panel-right').classList;
-      let readOnly = true;
+      let readOnly = false;
 
       if (this.editMode) {
         panelClassList.add('edit-mode');

app/assets/stylesheets/pages/repo.scss

@@ -49,6 +49,7 @@
         .cursor {
           background: $black;
           border-color: $black;
+          display: block !important;
         }
       }
     }