afimb/chouette2

<%= f.inputs :class => 'nested-fields period' do %>
  <%= f.label @time_table.human_attribute_name("period_start"), :class => "col-md-1" %>
  <%= f.input :period_start, :as => :date_picker, :label => false, :input_html => { :class => 'form-control col-md-3' }%>
    <%= f.label @time_table.human_attribute_name("period_end"), :class => "col-md-1" %>       
  <%= f.input :period_end, :as => :date_picker, :label => false, :input_html => { :class => 'form-control col-md-3' }%>
  <%= link_to_remove_association t('actions.destroy'), f, :class => "col-md-2" %>
<% end %>