Gateway upgrade

- 4GB RAM now... YES!
- Fedora 64 bit version now... YES!
- VirtualBox 2.0.4 running now... YES! (required to upgrade kernel from 2.6.25 to 2.6.26, but it's only one command away -- "yum update")
- Self-built Firefox 3.0.3 now... YES! (64-bits, big foot print anyway)
- CUPS still works, ip6tables, iptables disabled