swarm/storage/localstore: fix export db.Put signature

cmd/swarm/swarm-smoke: improve smoke tests (#1337)

swarm/network: remove dead code (#1339)

swarm/network: remove FetchStore and SyncChunkStore in favor of NetStore (#1342)

p2p/protocols/protocol_test.go

@@ -126,7 +126,7 @@ func newProtocol(pp *p2ptest.TestPeerPool) func(*p2p.Peer, p2p.MsgReadWriter) er
 			case *kill:
 				// demonstrates use of peerPool, killing another peer connection as a response to a message
 				id := msg.C
-				pp.Get(id).Drop(errors.New("killed"))
+				pp.Get(id).Drop()
 				return nil
 
 			case *drop: