Add config item 'listener.blacklist'  #60
Jslint fixes
Add docs comment to configs.toml
Better configs comment docs
Remove docs/conf.md
Update  conf docs in README
Merge branch 'dev'

* dev:
  Update  conf docs in README
  Remove docs/conf.md
  Better configs comment docs
  Add docs comment to configs.toml
  Jslint fixes
  Add config item 'listener.blacklist'  #60