This directory is used to all Meego libraries that PHP 5.4 RC2 needs to be compiled. Please, open and see the install.sh file to see the directory tree. Basicly, you need to download and extract phpformeego source at your /root directory /root/phpformeego run the install script, and it's done
if you prefer, you can download the Deb port file located at phpformeego/Final at GitHub