wp_enqueue_script( 'plugin-install' );
add_thickbox();
-add_screen_option('layout_columns', array('max' => 4, 'default' => 2) );
-
require_once( ABSPATH . 'wp-admin/admin-header.php' );
?>
<div class="wrap">
-<?php screen_icon(); ?>
<h2><?php echo esc_html( $title ); ?></h2>
<div id="dashboard-widgets-wrap">