fixed Text Label bug

fixed Text Label bug:

bootstrap-switch.js:

Change

$label.html('<div class="text-label">' + textLabel + '</div>');

to

html
$label.html('' + textLabel + '');

bootstrap-switch.css:

remove:

.has-switch .text-label {
  text-align: center;
  color: #000000;
  font-size: 14px;
  z-index: -1;
}
not needed

change .has-switch label color to #000000