Add test for AMQP meesage in node discovery and workflow
Add test for AMQP meesage in node discovery and workflow

RackHD-Mirror/RackHD,DavidjohnBlodgett/RackHD,srinia6/RackHD,patelb10/RackHD,stuart-stanley/RackHD,DavidjohnBlodgett/RackHD,geoff-reid/RackHD,uppalk1/RackHD,stuart-stanley/RackHD,RackHD/RackHD,hohene/RackHD,srinia6/RackHD,DavidjohnBlodgett/RackHD,panpan0000/RackHD,johren/RackHD,RackHD/RackHD,changev/RackHD,DavidjohnBlodgett/RackHD,srinia6/RackHD,patelb10/RackHD,johren/RackHD,RackHD-Mirror/RackHD,srinia6/RackHD,stuart-stanley/RackHD,stuart-stanley/RackHD,changev/RackHD,RackHD/RackHD,hohene/RackHD,johren/RackHD,geoff-reid/RackHD,geoff-reid/RackHD,uppalk1/RackHD,panpan0000/RackHD,johren/RackHD,RackHD-Mirror/RackHD,hohene/RackHD,changev/RackHD,panpan0000/RackHD,changev/RackHD,panpan0000/RackHD,uppalk1/RackHD,RackHD-Mirror/RackHD,patelb10/RackHD,RackHD/RackHD,geoff-reid/RackHD,hohene/RackHD,uppalk1/RackHD,patelb10/RackHD