* Added option to config logging of request & response.

Shay Goldmanrequested to merge
improvements into master
  • Option to attach msg.headers={"header":"value"}
  • Removed log4js.
  • Logging is done through node.log instead of log4js.
  • Added logging to debug window.
  • Added option to pass errors in 2nd output, instead of catch node.
  • Username & Password in config node can now use environment variables.

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