Fix variable typo n => nodes
Fix call to config_hash to correct object (proposal_config).
Fix chefspec warnings.
Merge pull request #60 from galthaus/pull-req-master-e4517a40898eab087212433a7dea764948978fc6

sets of changes and unit tests that seem to get nova running somewhat [4/6]
move docs
Merge pull request #62 from cloudedge/pull-req-master-8fd3f586f8e29b7bf0af886ccc15be0e9c3290e1

Merged by devtool for cloudedge