feat(people): Add first user data fields

To support choices in CharFields, Django choices enums have been
backported by bringing in the source file from Django 3.0.3

See #1

people/templates/people/person/detail.html

@@ -10,6 +10,9 @@
         </ol>
     </nav>
 
+    <a class="btn btn-success"
+       href="{% url 'people:person.update' pk=person.pk %}">Update</a>
+
     <hr>
 
     <h2>Relationships As Source</h2>

people/templates/people/person/update.html

@@ -0,0 +1,30 @@
+{% extends 'base.html' %}
+
+{% block content %}
+    <nav aria-label="breadcrumb">
+        <ol class="breadcrumb">
+            <li class="breadcrumb-item">
+                <a href="{% url 'people:person.list' %}">People</a>
+            </li>
+            <li class="breadcrumb-item">
+                <a href="{% url 'people:person.detail' pk=person.pk %}">{{ person }}</a>
+            </li>
+            <li class="breadcrumb-item active" aria-current="page">Update</li>
+        </ol>
+    </nav>
+
+    <hr>
+
+    <form class="form"
+          method="POST">
+        {% csrf_token %}
+
+        {% load bootstrap4 %}
+        {% bootstrap_form form %}
+
+        {% buttons %}
+            <button class="btn btn-success" type="submit">Submit</button>
+        {% endbuttons %}
+    </form>
+
+{% endblock %}