add table to order, add numpad to order edit

app/views/foodcourt/payments/show.html.erb

@@ -120,6 +120,13 @@
                 <% else %>
                   No Tax
                 <% end %></strong><br>
+                <%if @changable_tax %>
+                  <% if @current_user.role == 'cashier' %>
+                    <button class="btn btn-link waves-effect bg-info access_modal" data-type = 'change_tax' >Change Tax</button>
+                  <% else %>
+                    <button class="btn btn-link waves-effect bg-info change_tax">Change Tax</button>
+                  <% end %>
+                <% end %>
               </td>
               <td class="item-attr"><strong><span id="total_tax"><%= number_with_precision(@sale_data.total_tax, precision: precision.to_i ) rescue number_with_precision(0, precision: precision.to_i )%></span></strong></td>
             </tr>