app/views/citizen_budget_model/simulators/edit.html.erb
<% content_for :breadcrumb do %>
<ol class="breadcrumb">
<li><%= link_to _('Simulators'), simulators_path %></li>
<li><%= link_to @simulator.name, @simulator %></li>
<li class="active"><%= _('Edit') %></li>
</ol>
<% end %>
<%= render 'form' %>