avoid collision with serial tag names with vnc and monitor.
Implement cpu_type as requested in issue #20
minor cleanup
also exclude pid as a serial_tag
small change as sugested by hadfl
Merge pull request #22 from hal9k-illumos/serial_sock_name

avoid collision with serial tag names with vnc and monitor.
Merge pull request #28 from hal9k-illumos/cleanup

minor cleanup
- complex cpu topology fix
Merge pull request #30 from hadfl/cpu_config

- complex cpu topology fix
fixes based on hadfls comments
Merge pull request #24 from hal9k-illumos/cpu_type

Implement cpu_type as requested in issue #20
Merge pull request #1 from hadfl/master

sync with upstream