Add slider slug name to css attributes of soliloquy container div

soliloquy-slug.php

<?php

// Add slug in CSS class of all sliders
add_filter( 'tgmsp_slider_classes', 'clinicoftcm_slider_classes', 10, 2 );
function clinicoftcm_slider_classes( $classes, $id ) {
    $slider = get_post( $id, ARRAY_A );
	if( $slider['post_name'] )
		$classes[] = 'soliloquy-' . $slider['post_name'];
	return $classes;
}