What about trying to add the data-no-turbolink
to the logout button like this:
<%=
link_to 'logout',
destroy_admin_session_path,
method: 'delete',
class: 'btn btn-xs btn-danger',
data: {no_turbolink: true}
%>
This should render to something like:
<a href="/admins/sign_out" class="btn btn-xs btn-danger" data-method="delete" data-no-turbolink>logout</a>