main: remove disable log in testing + clean up imports

breacharbiter.go

@@ -15,6 +15,7 @@ import (
 	"github.com/btcsuite/btcutil"
 	"github.com/coreos/bbolt"
 	"github.com/davecgh/go-spew/spew"
+
 	"github.com/lightningnetwork/lnd/chainntnfs"
 	"github.com/lightningnetwork/lnd/channeldb"
 	"github.com/lightningnetwork/lnd/htlcswitch"