add root_group plugin
Merge branch 'OHAI-428'
OHAI-428: Limit root_group unit tests to their own platform
adding support for GCEL which is kinda ubuntu
Merge branch 'OHAI-450'
add google compute engine as cloud provider
this will be easy to mock while testing
no userdata metadata field is present
no need for readonly response,
specs for gce
Merge branch 'OHAI-444'
change log level info to debug
OHAI-433: Update tests for reduced network logging level
[OHAI-430] - detect LinuxMint w/ LSB
add cpu counts for darwin
Merge branch 'OHAI-279'
returns an ip even if the routing table looks incoherent

it mainly concerns some configurations of vserver, lxc and possibly openvz guests.
Merge branch 'OHAI-426'