Add ssh key form to order_detail page

To ask for the SSH key at the time of confirming and placing the order.

The order does not proceed until the user provides a valid ssh key.

datacenterlight/templates/datacenterlight/order_detail.html

@@ -134,6 +134,27 @@
         </div>
         <form id="virtual_machine_create_form" action="" method="POST">
             {% csrf_token %}
+            {% if generic_payment_details %}
+            {% else %}
+                {% comment %}
+                We are in VM buy flow and we want user to click the "Place order" button.
+                At this point, we also want the user to input the SSH key for the VM.
+                {% endcomment %}
+
+                {% if messages %}
+                    <div class="alert alert-warning">
+                        {% for message in messages %}
+                        <span>{{ message }}</span>
+                        {% endfor %}
+                    </div>
+                {% endif %}
+                <div class="dashboard-container-head">
+                    <h2 class="dashboard-title-thin"><i class="fa fa-key" aria-hidden="true"></i>&nbsp;{% trans "Add your public SSH key" %}</h2>
+                </div>
+                {% for field in form %}
+                    {% bootstrap_field field %}
+                {% endfor %}
+            {% endif %}
             <div class="row">
                 <div class="col-sm-8">
                     {% if generic_payment_details %}