[CentOS] Stop the FUD Xen is not deprecated

Karanbir Singh wrote:
> There seems to be a lot of fanboy affinity around ESXi - and with the 
> fact that its 'available' off the shelf, zero cost up front. however to 
> make it do anything you still need to buy into vmware tools. I dont see 
> how that is a lot more of a technology lockdown than Xen or KVM.

s/is a lot/is not a lot/

- KB