style more talky.
Saltstack Barclamp

Adds a master role and a minion role.

The master role will configure a saltstack master.
The minion role will configure a saltstack minion and point it at the master in that deployment.
The master role will also accept keys from the minion.
Update docker-slaves.md
Kermel?  no, Kernel
Only validate attrib setting when setting user attribs.
Merge pull request #227 from VictorLowther/make-attribs-easier-to-use-from-the-framework

Only validate attrib setting when setting user attribs.
Merge pull request #226 from newgoliath/typo

Kermel?  no, Kernel
Merge pull request #225 from galthaus/saltstack-nojig

Saltstack Barclamp
add readystate wizard menu items, replaces #198
address failing test, skip for now
Get docker-slaves working again with hardware barclamps present.

1. docker doesn't understand ipv6 addresses so exclude them
2. Don't apply discovery roles until the node is committed.

This is a stop gap until we get a node type strategy.
Remove extra debug messages
Merge pull request #228 from ravolt/readystatewiz1

add readystate wizard menu items, replaces #198
Add comment about refactor with types
Merge pull request #229 from galthaus/fix-docker-slaves

Fix docker slaves