wget -c http://openatrium.com/sites/openatrium.com/files/atrium_releases/atrium-1-0-beta10.zip
unzip atrium-1-0-beta10.zip
mv atrium-1.0-beta10/ /var/www/atrium
cd /var/www/atrium
mkdir -p sites/default/files
cp sites/default/default.settings.php sites/default/settings.php
chown -R www-data.www-data /var/www/atrium