Added servicebus receiver mode: use a service bus queue to receive messages instead of http
Updated readme.md with servicebus mode
Fixed readme.md formatting
Fixed setTimeout measure unit
Differentiate an error from no messages. Use a different setTimeout interval for each situation
Renamed HUBOT_VSONLINE_ADAPTER_SERVICE_BUS_SAS_CONNSTR to HUBOT_VSONLINE_ADAPTER_SERVICE_BUS_CONNECTION
Merged from master
Merge pull request #10 from bfcamara/servicebus-receiver

Azure Service Bus Queue receive mode
updated version