We no longer need an Annealer queue.
Add a couple of scope handlers.
Fix up role binding logic to fix an implicit role corner case, and
handle walking up the deployment tree to find other noderoles to bind.
Simplify active_node_roles on node.rb.
Don't transition to ACTIVE until after all our data is saved.
Fix up how all active node data is calculated to be more selective.
Whitespace cleanups
Merge pull request #710 from VictorLowther/pull-req-master-adf59d76e7c4525496432dae4e35f36b067b56c2

https://github.com/crowbar/barclamp-crowbar/pull/710

Merged by devtool for cloudedge
add tests
tests for available and alive passing
expose text for alive/avail with tests
update icons for alive/available
layercake views WIP
allow roles to use network role for overlays
layercake with noderoles, WIP
account for allocation array
run scaffold
cleanup icons
BDD updates to support testing APIs that return Arrays
account for new server flag