CA-111029: Switch to the C xenguest.
CA-112893: invoke xe-syslog-reconfigure to set up remote destination.

Signed-off-by: Simon Rowe <simon.rowe@eu.citrix.com>
Merge pull request #1393 from andyhhp/switch-xenguest

CA-111029: Switch to the C xenguest
Merge pull request #1401 from srowe/master

CA-112893: invoke xe-syslog-reconfigure to set up remote destination.