Someone

function usuarionuevavida_form_alter($form_id, &$form){
	if($form_id == 'user_register'){
//		print("<h1>pase</h1>");
		$form['#redirect'] = 'usuarios';
//	drupal_set_message($form_id);	
//	$form['']	
	}
	if($form['type']['#value'] == "perfildeusuario"){
		unset($form['field_aboutme'][0]['format']);
	}
}