more deployment tests added
check the system deployment
initial steps towards getting attribs working from node.discovery
docs fixes to help Matt start working
Merge pull request #666 from cloudedge/pull-req-master-a035e98056469f35dacd39a8f186f456432e2019

https://github.com/crowbar/barclamp-crowbar/pull/666

Merged by devtool for VictorLowther