Add scaffolding default attributes for the networking barclamp.
Note that this barclamp requires the chef barclamp.
Use old conduit_mp layout for now.
Make sure address mappings for each network is saves as an array.
Merge pull request #147 from VictorLowther/pull-req-master-b4a5d683f0e2f729f8e7cc489c8f4afaac0e6fac

Enable zombie provisioner mode. [2/10]