anchor.diff:              <input type="hidden" name="id" value="<%= app.id %>">
               <input type="text" name="name" class="form-control" value="<%= app.name %>" required autofocus>
               <input type="text" name="url" class="form-control" value="<%= app.url %>" required>
  -            <input type="text" name="icon" class="form-control" value="<%= app.icon %>" placeholder="Icon">
  +            <input type="text" name="icon" class="form-control" value="<%= icon.gsub('fa-5x', '').gsub('  ', ' ') %>" placeholder="Icon">
               <select name="color" class="form-control" required>
                 <option value='green' <%= 'selected' if app.color == 'green' %>>green</option>
                 <option value='yellow' <%= 'selected' if app.color == 'yellow' %>>yellow</option>
  
positive.code:         <% color = app.color.nil? ? app.application.color : app.color %>
          <td><div class="small-colored-square small-colored-square-<%= color %>"></div></td>
          <% icon = app.icon.nil? ? app.application.icon : app.icon %>
          <td><i class="<%= icon.gsub('fa-5x', '') %>"></i></td>
          <td><%= app.name %></td>
          <td><a href='<%= app.url %>' target="_blank"><%= app.url %></a></td>
          <td><%= app.description %></td>
  
negative.code: </div>
  
  <% application_instances.each do |app| %>
  <% icon = app.icon.nil? ? app.application.icon : app.icon %>
  <!-- edit application modal-->
  <div class="modal fade" id="edit-application-instance-modal-<%= app.id %>" role="dialog">
    <div class="modal-dialog">
  