setup rspec shared context, and use them start basic jig tests
incremental - jig deploying proposal
add a rake task to run the travis tests in one go, so we can more easily do that locally
fix the proposed/commited snafoo
make sure the deployment is commited before running thoguth jig
refresh node data taking place
add deployments relationship to nodes (through snapshots)
jig test - only jigs responsible for nodes should have read_node_data called on them
Merge pull request #477 from aabes/pull-req-master-89106bdfb9fa96ae1d8f334004c9115bf307c306

https://github.com/crowbar/barclamp-crowbar/pull/477

Merged by devtool for cloudedge