Restore node ids from config list
Don't assume errors have stacks associated with them
Handle node-load errors properly
Fixes #403
Certain load errors were causing start-up to fail. In particular,
an npm module with a missing .js file.
Don't filter errored nodes in result list
Use module:node name to generate set id
Fix jshint test
Add disableEditor option
Closes #409
Pretty-print the .config.json file for ease of debug
Added update functionality to mongodb out node
Allow user to select collection in mongo nodes using msg.collection