new metadata server url
typo
small change for hostname
updated metadata hostname
GCEL is deprecated
verify gce only by metadata.google.internal, remove dmi check
fix spec errors
fixed spec errors
clarify spec description
Restore Ohai 6 compatibility in spec test
Merge branch '6-stable-gce-metadata-update' into 6-stable

Conflicts:
	lib/ohai/plugins/gce.rb