minor cleanup
change hint to use new attrib approach
change hint to use attrib pattern
resolve differences with templates json vs hash
Merge pull request #252 from cloudedge/pull-req-master-66d40a815aa402d4c2c9bee71df46a05ed8e8f57

https://github.com/crowbar/barclamp-network/pull/252

Merged by devtool for VictorLowther