Added .cache dir to removed directories list of shell users.

Till Brehm

2014-08-14 65a0b9c10da329a4c9df4f00fb7e26ce04a3c203

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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';