Add xanadoc realize template.

sourcing/templates/realize.html

@@ -0,0 +1,49 @@
+{% extends "base.html" %}
+
+{% block title %}{{ item.title() }}{% endblock %}
+
+{% block content %}
+
+<ul class="nav nav-tabs">
+  <li class="nav-item">
+    <a class="nav-link" href="{{ doc.url }}">View</a>
+  </li>
+  {% if doc.type == 'xanadoc' %}
+  <li class="nav-item">
+    <a class="nav-link" href="{{ doc.url }}/fulfil">In view</a>
+  </li>
+  <li class="nav-item">
+    <a class="nav-link active" href="{{ doc.url }}/realize">Realize</a>
+  </li>
+  {% endif %}
+  <li class="nav-item">
+    <a class="nav-link" href="{{ doc.history_url }}">History</a>
+  </li>
+  <li class="nav-item">
+    <a class="nav-link" href="{{ doc.edit_url }}">Edit</a>
+  </li>
+  <li class="nav-item">
+    <a class="nav-link" href="{{ request.url }}/raw">Raw</a>
+  </li>
+</ul>
+
+<h1 class="mt-3">{{ self.title() }}</h1>
+
+<div class="card mb-2">
+  <div class="card-block">
+   {%- for start, line in iter_lines(doc) if line != '\r\n' -%}
+    {# <p data-start="{{ start }}">{% if line != "\n" and line != "\r\n" %}{{ line }}{% else %}&nbsp;{% endif
+%}</p>#}
+    <p class="card-text{% if line.startswith('-') %} margin-bottom-zero{% endif %}" data-start="{{ start }}">{{ nbsp_at_start(line) }}</p>
+  {%- endfor -%}
+  </div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script>
+  var doc_url = '{{ doc.external_url }}';
+  var doc_length = {{ text | length }};
+</script>
+<script src="{{ url_for('static', filename='js/sourcedoc.js') }}"></script>
+{% endblock %}