set n.Node and n.isMember to correct value in stop/removeNode
set n.Node and n.isMember to correct value in stop/removeNode

Signed-off-by: Runshen Zhu <e72bf63c1c7f8bc89efcbc5c727e191b673df4f2@gmail.com>

diogomonica/swarmkit,elifa/swarmkit,allencloud/swarmkit,dperny/swarmkit-1,docker/swarmkit,cezarsa/swarmkit,alyyousuf7/swarmkit,yongtang/swarmkit,yongtang/swarmkit,cheyang/swarmkit,fate-grand-order/swarmkit,AliyunContainerService/swarmkit,cheyang/swarmkit,jlhawn/swarmkit,sungwonh/swarmkit,jlhawn/swarmkit,diogomonica/swarmkit,RenaudWasTaken/swarmkit,dperny/swarmkit-1,Noyan759/swarmkit,aaronlehmann/swarmkit,yp-engineering/swarmkit,sungwonh/swarmkit,yp-engineering/swarmkit,aaronlehmann/swarmkit,RenaudWasTaken/swarmkit,AliyunContainerService/swarmkit,deljuven/swarmkit,vasil-yordanov/swarmkit,elifa/swarmkit,allencloud/swarmkit,deljuven/swarmkit,cezarsa/swarmkit,Noyan759/swarmkit,vasil-yordanov/swarmkit,docker/swarmkit,fate-grand-order/swarmkit,alyyousuf7/swarmkit