Initial commit
[Change] require ntzwbr/markdown
[Feature] enabled the new bootstrap-markdown-parser
[Feature] return menu-items as array, build menu with twig, eg:

<!-- Twig Macros begin -->
{% macro sub_navigation(navigation) %}
{% import _self as macros %}
{% for item in navigation %}
    {% if item.children %}
    <li class="dropdown"><a href="#" class="dropdown-toggle" data-toggle="dropdown">{{item.title}}<b class="caret"></b></a>
    <ul class="dropdown-menu">
        {{ macros.sub_navigation(item.children) }}
    </ul>
    </li>
    {% else %}
    <li><a href="{{item.url}}">{{item.title}}</a></li>
    {% endif %}
{% endfor %}
{% endmacro %}

{% import _self as macros %}

<!-- Twig Macros end -->
[Feature] configure a layout-hierarchy to override default templates with custom ones, eg: https://code.djangoproject.com/wiki/ExtendingTemplates