improve new group member adding

The add-members page now looks almost identical to the group
page and is clearer.

bookwyrm/templates/groups/members.html

@@ -2,34 +2,10 @@
 {% load utilities %}
 {% load humanize %}
 {% load bookwyrm_tags %}
-<!-- TODO: do we need this? -->
-{% if request.GET.updated %}
-<div class="notification is-primary">
-    {% trans "You successfully added a user to this group!" %}
-</div>
-{% endif %}
 
-<h2 class="heading">Group Members</h2>
+<h2 class="title is-5">Group Members</h2>
 <p class="subtitle is-6">{% trans "Members can add and remove books on your group's book lists" %}</p>
 
-{% block panel %}
-<div class="block">
-    <form class="field has-addons" method="get" action="{% url 'group-find-users' group.id %}">
-        <div class="control">
-            <input type="text" name="query" value="{{ request.GET.query }}" class="input" placeholder="{% trans 'Search to add a user' %}" aria-label="{% trans 'Search to add a user' %}">
-        </div>
-        <div class="control">
-            <button class="button" type="submit">
-                <span class="icon icon-search" title="{% trans 'Search' %}">
-                    <span class="is-sr-only">{% trans "Search" %}</span>
-                </span>
-            </button>
-        </div>
-    </form>
-    {% include 'snippets/suggested_users.html' with suggested_users=suggested_users %}
-</div>
-{% endblock %}
-
 <div class="column is-flex is-flex-grow-0">
   {% for member in group.members.all %}
   <div class="box has-text-centered is-shadowless has-background-white-bis my-0 mx-2">