Adding `bin/configCommand.js` module to allow users modify congig properties from command line. Also, the new `slot config [options]` have been added.
Adding `bin/configCommand.js` module to allow users modify congig properties from command line. Also, the new `slot config [options]` have been added.

SlotTeam/slot-framework,SlotTeam/slot-framework,SlotTeam/slot-framework