first_boot: de-bloat first welcome screen, #830

plinth/modules/first_boot/templates/firstboot_complete.html

@@ -30,15 +30,13 @@
 
     <p>
       {% blocktrans trimmed %}
-        {{ box_name }} setup is now complete.  To make your {{ box_name }}
-        functional, you need some applications.  They will be installed
-        the first time you access them.
+        Without any apps, your {{ box_name }} is dull.
       {% endblocktrans %}
     </p>
 
     <div class="text-center">
       <a class="btn btn-lg btn-primary" href="{% url 'apps' %}">
-        {% trans "Go to Apps" %}</a>
+        {% trans "Go install apps!" %}</a>
     </div>
 
     <h3>{% trans "Current Network Configuration" %}</h3>

plinth/modules/users/forms.py

@@ -281,10 +281,6 @@ class FirstBootForm(ValidNewUsernameCheckMixin, auth.forms.UserCreationForm):
             # Restrict console login to users in admin or sudo group
             try:
                 set_restricted_access(True)
-                message = _('Console login access restricted to users in '
-                            '"admin" group. This can be configured in '
-                            'security settings.')
-                messages.success(self.request, message)
             except Exception:
                 messages.error(self.request,
                                _('Failed to restrict console access.'))