Plugin Outlets need their arguments to be explicit

app/assets/javascripts/admin/templates/admin.hbs

@@ -23,7 +23,7 @@
           {{nav-item route='admin.backups' label='admin.backups.title'}}
         {{/if}}
         {{nav-item route='adminPlugins' label='admin.plugins.title'}}
-        {{plugin-outlet "admin-menu" tagName="li"}}
+        {{plugin-outlet name="admin-menu" connectorTagName="li"}}
       </ul>
 
       <div class='boxed white admin-content'>

app/assets/javascripts/admin/templates/dashboard.hbs

@@ -1,4 +1,4 @@
-{{plugin-outlet "admin-dashboard-top"}}
+{{plugin-outlet name="admin-dashboard-top"}}
 
 {{#conditional-loading-spinner condition=loading}}
   <div class="dashboard-left">

app/assets/javascripts/admin/templates/group.hbs

@@ -121,7 +121,7 @@
     {{#if siteSettings.email_in}}
         <label for="incoming_email">{{i18n 'admin.groups.incoming_email'}}</label>
         {{text-field name="incoming_email" value=model.incoming_email placeholderKey="admin.groups.incoming_email_placeholder"}}
-      {{plugin-outlet "group-email-in"}}
+      {{plugin-outlet name="group-email-in" args=(hash model=model)}}
     {{/if}}
   {{/unless}}