XenNet #12 XenBus #15 XenIface #14

XenNet
Add SDV to the standard build
Fix several build warnings
Fix a double-free and add more logging in the co-installer

XenBus
Add an error check for an 'EQUOTA' response from xenstore and
Add option to use emulated boot disk

XenIface
Add SDV to the standard build
[CAR-1423] Port UTC hostime / timezone support to lite agent
[CP-7374] Bugfixes to lite agent UTC hosttime code
[CP-7391] Ensure new directories are created when copying release binaries too
[CP-7391] Ensure new directories are created when copying binaries

Signed-off-by: Ben Chalmers <Ben.Chalmers@citrix.com>