app/views/projects/_header.html.erb
<% project_banner(project) do %>
<% if defined?(subtitle) %><small><%= subtitle %></small><% end %>
<%= project.name %><% if defined?(postfix) %><small class="colon">:</small> <small class="postfix"><%= postfix %></small><% end %>
<% Houston.project_header_commands.each do |command| %>
<% next unless command.permitted?(current_ability, project) %>
<%= render partial: command.partial, locals: { project: project } %>
<% end %>
<%= render partial: "projects/keyboard_shortcuts" %>
<% end %>