CP-8120 Cores-per-socket: When building the topology list ignore the maximum number of cores-per-socket (i.e. number of cores per socket on the underlying server) if this is zero, for example because the socket information is not available on 6.1 servers.

Signed-off-by: Mihaela Stoica <mihaela.stoica@citrix.com>
Merge pull request #135 from MihaelaStoica/xs64bit

CP-8120 Cores-per-socket: When building the topology list ignore the max...