Usage:

	ex:result is from ajax get ->

		$('#tree').bstreeview({ 
		data: JSON.parse(result),
                expandIcon: 'fa fa-angle-down fa-fw',
                collapseIcon: 'fa fa-angle-right fa-fw',
                indent: 1.25,
                parentsMarginLeft: '1.25rem',
                openNodeLinkOnNewTab: true
		});