anchor.diff:  <h3>Cluster configuration</h3>
   <p>
  -  <strong>Name:</strong>
  +  <strong>Type:</strong>
     <%= @cluster.name %>
  +</p>
  +
  +<% if @cluster.name == "amazon_cloud" %>
  +<p>
  +  <strong>Ssh identity:</strong>
  +  <%= @cluster.ssh_identity_file_name.blank? ? "" : link_to(@cluster.ssh_identity_file_name, project_cluster_path(@project,@cluster, format: :pem)) %>
   </p>
   
   <p>
  
positive.code: </p>
  
  <p>
    <strong>Ssh identity:</strong>
    <%= @cluster.ssh_identity_file_name.blank? ? "" : link_to(@cluster.ssh_identity_file_name, project_cluster_path(@project,@cluster, format: :pem)) %>
  </p>
  
  <p>
    <strong>Region:</strong>
    <%= @cluster.region %>
  </p>
  
negative.code:   <strong>Instance type:</strong>
    <%= @cluster.instance_type %>
  </p>
  <% elsif  @cluster.name == "data_center" %>
  
      <p>
        <strong>User name:</strong>
        <%= @cluster.user_name %>
      </p>
  
      <p>
        <strong>Machines:</strong>
        <%
           if !@cluster.machines.blank?
             machines = JSON.parse(@cluster.machines)
           end
        %>
      <% if(machines.kind_of?(Array))  %> <%= machines.join(", ") %> <% end %>
      </p>
  
  <% end %>
  <p>
      <%= link_to 'Edit', params[:page].blank? ? edit_project_cluster_path(@project,@cluster):edit_project_cluster_path(@project,@cluster,:page=>params[:page]) %> |
      <%= link_to 'Back', params[:page].blank? ? project_clusters_path : project_clusters_path(:page=>params[:page]) %>
  