start of the API to the rest of the framework
better index name, to be a bit more specic
Merge pull request #416 from aabes/pull-req-master-1cc2a88b06ece498758fd99a3d92d4c45c20a0f5

more chef conn / jobs [1/2]
add versioning meta data to v2 API calls.  plus preliminary BDD awarenesss of it
move role_element_order to snapshot
work around missing network test helpers until we have a better fix
add committed snapshot and role_attrib relationships
minor error caught in tests