move example blacklist_helo list to docs/ with instructions to install

Jesse Norell

2016-02-08 8c8acac7bb7160e3833b9351bccb8d9c643bddf6

1
ALTER TABLE `client` CHANGE `web_php_options` `web_php_options` VARCHAR( 255 ) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT 'no,fast-cgi,cgi,mod,suphp,php-fpm';