Someone

function usuarionuevavida_form_alter($form_id, &$form){
	if($form_id == 'user_register'){
		$form['#submit'] += array('_usuarionuevavida_user_reg_submit' => array());
	}
	if($form['type']['#value'] == "perfildeusuario"){
		unset($form['field_aboutme'][0]['format']);
	}
}

function _usuarionuevavida_user_reg_submit($form_id, &$edit) {
  drupal_goto('usuarios');
}