app/views/friends/_append_close_friend.html.erb
<div id="close_friend_<%= @friend.id %>", class="close_friend col-md-4">
<h4><%= @friend.name %></h4>
<!--Form for Adding to Close Friends -->
<%= form_for @friend, remote: true do |f| %>
<%= f.hidden_field :close_friend, :value=> false %>
<%= f.submit "Remove from Close Friends" , :class=>"btn btn-primary btn-xs" %>
<% end %>
</div>