CentOS 5.10: Remove DHCP leases in clean up script
Merge pull request #890 from gzurowski/CentOS-5.10-Improvements

CentOS 5.10: Remove DHCP leases in clean up script
Use debian redirector to receive better mirrors
Merge pull request #891 from DavidS/use-debian-redirector

Use debian redirector to receive better mirrors