Finished release 1.0.1.
Post Release: Version 1.0.1 -> 1.0.2dev.
Fix "'XenServer' object has no attribute 'device'".

Fixes ZEN-12978.
Merge pull request #7 from zenoss/feature/ZEN-12978

Please review branch feature/ZEN-12978
Release: Version 1.0.2dev -> 1.0.2.
Finished release 1.0.2.