remove node should send message synchronously (#1645)
remove node should send message synchronously (#1645)


Aprogiena/StratisBitcoinFullNode,fassadlr/StratisBitcoinFullNode,quantumagi/StratisBitcoinFullNode,stratisproject/StratisBitcoinFullNode,Neurosploit/StratisBitcoinFullNode,mikedennis/StratisBitcoinFullNode,bokobza/StratisBitcoinFullNode,Aprogiena/StratisBitcoinFullNode,Neurosploit/StratisBitcoinFullNode,Aprogiena/StratisBitcoinFullNode,stratisproject/StratisBitcoinFullNode,bokobza/StratisBitcoinFullNode,quantumagi/StratisBitcoinFullNode,bokobza/StratisBitcoinFullNode,Neurosploit/StratisBitcoinFullNode,mikedennis/StratisBitcoinFullNode,bokobza/StratisBitcoinFullNode,mikedennis/StratisBitcoinFullNode,fassadlr/StratisBitcoinFullNode,mikedennis/StratisBitcoinFullNode