fixed details_row plus icon not transforming to minus

Author: tabacitu

src/resources/views/list.blade.php

@@ -286,15 +286,15 @@ function register_details_row_button_action() {
 
             if ( row.child.isShown() ) {
                 // This row is already open - close it
-                $(this).children('i').removeClass('fa-minus-square-o').addClass('fa-plus-square-o');
+                $(this).removeClass('fa-minus-square-o').addClass('fa-plus-square-o');
                 $('div.table_row_slider', row.child()).slideUp( function () {
                     row.child.hide();
                     tr.removeClass('shown');
                 } );
             }
             else {
                 // Open this row
-                $(this).children('i').removeClass('fa-plus-square-o').addClass('fa-minus-square-o');
+                $(this).removeClass('fa-plus-square-o').addClass('fa-minus-square-o');
                 // Get the details with ajax
                 $.ajax({
                   url: '{{ Request::url() }}/'+btn.data('entry-id')+'/details',