- cache directories and make it so directories can be recursively deleted
- cache directories and make it so directories can be recursively deleted

git-svn-id: e05c66b7d1b9fc6c022338879f7f33d2efd98274@174 21d32557-59b3-4da0-833f-c5933fad653e

splitice/phpseclib,melya/phpseclib,creatuity/phpseclib,ericariyanto/phpseclib,creatuity/phpseclib,paragonie-scott/phpseclib,kenichiii/phpseclib,danog/phpseclib,danog/phpseclib,phpseclib/phpseclib-php5,metaclassing/phpseclib,thaigialai1987/phpseclib,thaigialai1987/phpseclib,phpseclib/phpseclib,melya/phpseclib,terrafrost/phpseclib,paragonie-scott/phpseclib,ericariyanto/phpseclib,phpseclib/phpseclib-php5,metaclassing/phpseclib,kenichiii/phpseclib,splitice/phpseclib