remove some weird tags on shortcodes

shortcode-clean.php

<?php
add_filter( 'the_content', 'rkv_shortcode_cleanup',1001 );

	/**
	 * remove weird tags
	 *
	 * @param [type] $content [description]
	 */
	function rkv_shortcode_cleanup( $content ) {

		// clean it
		$content = strtr( $content, array( '<p>[' => '[', ']</p>' => ']', ']<br>' => ']', ']<br />' => ']' ) );

		// return the content
		return $content;
	}