added an emty page template

wiki/pages/1templatepageempty.html

+{% extends "layout.html" %}
+
+{% block title %}<!-- empty -->{% endblock %}
+{% block lead %}<!-- empty -->{% endblock %}
+
+
+{% block sidebar %}
+<!-- sidebar -->
+{% endblock %}
+
+{% block page_content %}
+<!-- content -->
+{% endblock %}
\ No newline at end of file