change document theme, add reset_pass utiltiy

docs/cinder/toc.html

@@ -0,0 +1,13 @@
+<div class="bs-sidebar hidden-print affix well" role="complementary">
+    <ul class="nav bs-sidenav">
+        {%- for toc_item in page.toc %}
+        <li class="first-level {% if toc_item.active %}active{% endif %}"><a href="{{ toc_item.url }}">{{ toc_item.title }}</a></li>
+            {%- for toc_item in toc_item.children %}
+            <li class="second-level"><a href="{{ toc_item.url }}">{{ toc_item.title }}</a></li>
+                {% for toc_item in toc_item.children %}
+                <li class="third-level"><a href="{{ toc_item.url }}">{{ toc_item.title }}</a></li>
+                {%- endfor %}
+            {%- endfor %}
+        {%- endfor %}
+    </ul>
+</div>