apply new thene on page

lib/views/customlayout-selector/page.html

@@ -1,6 +1,6 @@
 {% if !layoutType() || 'crowi' === layoutType() %}
   {% include '../layout-crowi/page.html' %}
-{% elseif %}
+{% elseif !layoutType() || 'kibela' === layoutType()%}
   {% include '../layout-kibela/page.html' %}
 {% else %}
   {% include '../layout-growi/page.html' %}