schema: add new guest os/hypervisors from eee1e1a6
schema: add new guest os/hypervisors from eee1e1a6

- Fix now() to utc timestamp

Signed-off-by: Rohit Yadav <902b9eb5dd62819678163bd5e00fbf0cbc7c264b@shapeblue.com>

DaanHoogland/cloudstack,GabrielBrascher/cloudstack,jcshen007/cloudstack,GabrielBrascher/cloudstack,jcshen007/cloudstack,DaanHoogland/cloudstack,DaanHoogland/cloudstack,wido/cloudstack,jcshen007/cloudstack,wido/cloudstack,GabrielBrascher/cloudstack,DaanHoogland/cloudstack,jcshen007/cloudstack,GabrielBrascher/cloudstack,GabrielBrascher/cloudstack,DaanHoogland/cloudstack,jcshen007/cloudstack,DaanHoogland/cloudstack,wido/cloudstack,jcshen007/cloudstack,wido/cloudstack,GabrielBrascher/cloudstack,wido/cloudstack,GabrielBrascher/cloudstack,DaanHoogland/cloudstack,wido/cloudstack,jcshen007/cloudstack,wido/cloudstack