GH #237 - Updating 'zato info' to use YAML as well.
GH #237 - Moved 'zato info' core functionality to a common module.
Use a proper SIO type for booleans.
GH #237 - Added service to return map of connections for a cluster.
GH #237 - Expose connections map on a URL.
Merge branch 'dsuch-f-gh237-connections-map'