convenience method to get default_deployment and default_proposal
cleanups based on getting test db creats AND deployment dependency injection
deal w/ removal of dead items from config files
Merge pull request #473 from cloudedge/pull-req-master-4ed3a472668365dfb9125a765ed0332fdad712f5

https://github.com/crowbar/barclamp-crowbar/pull/473

Merged by devtool for VictorLowther