{% macro bs_breadcrumbs(title=None, navs={}) -%}
<ol class="breadcrumb">
    {% if title is not none %}
    <li class="bold">{{ title }}:</li>
    {% endif %}
    {% for nav in navs %}
    <li {{ flatatt(nav.atts) }}>
        {% if nav.atts.class != 'active' %}<a href="{{ nav.url }}">{% endif %}
        {{ nav.text }}
        {% if nav.atts.class != 'active' %}</a>{% endif %}
    </li>
    {% endfor %}
</ol>
{%- endmacro %}
