Resolve "Impersonation page looks disgusting 🤮"

Closes #567 (closed)

aleksis/core/templates/impersonate/list_users.html

-{# -*- engine:django -*- #}
-{# Derived from the original template in django-impersonate #}
-
-{% extends "core/base.html" %}
-{% load i18n %}
-
-{% block browser_title %}{% trans "Impersonate" %}{% endblock %}
-{% block page_title %}{% trans "Impersonate" %}{% endblock %}
-
-{% block content %}
-  {% if page.object_list %}
-    <div class="collection">
-      {% for user in page.object_list %}
-        <a class="collection-item" href="{% url 'impersonate-start' user.pk %}{{ redirect }}">
-          {{ user }}
-        </a>
-      {% endfor %}
-    </div>
-  {% endif %}
-
-  {% if page.has_previous %}
-    <a href="{% url 'impersonate-list' %}?page={{ page.previous_page_number }}">Previous Page</a> &nbsp;
-  {% endif %}
-
-  {% if page.has_next %}
-    <a href="{% url 'impersonate-list' %}?page={{ page.next_page_number }}">Next Page</a> &nbsp;
-  {% endif %}
-{% endblock %}