bootstrap-select refresh subtext

Show usage of .refresh() to update subtext.

HTML

<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css">
<script src="http://silviomoreto.github.io/bootstrap-select/bootstrap-select.min.js"></script>
<link rel="stylesheet" href="http://silviomoreto.github.io/bootstrap-select/bootstrap-select.min.css">
<select class="form-control selectpicker" data-hide-disabled="true" data-show-subtext="true" data-live-search="true">
    <option value="" disabled selected></option>
    <option value="update" data-subtext="old subtext">Update subtext</option>
    <option value="delete" data-subtext="more subtext">Delete subtext</option>
</select>

CSS

/* .bootstrap-select.btn-group .dropdown-toggle .caret {
    display: none;
} */

JavaScript

$(".selectpicker").selectpicker();