Update go-log

https://github.com/ipfs/go-log/pull/3

License: MIT
Signed-off-by: Jakub Sztandera <kubuxu@protonmail.ch>

merkledag.go

@@ -8,8 +8,8 @@ import (
 	blocks "github.com/ipfs/go-ipfs/blocks"
 	key "github.com/ipfs/go-ipfs/blocks/key"
 	bserv "github.com/ipfs/go-ipfs/blockservice"
+	logging "gx/ipfs/QmYtB7Qge8cJpXc4irsEp8zRqfnZMBeB7aTrMEkPk67DRv/go-log"
 	"gx/ipfs/QmZy2y8t9zQH2a1b8q2ZSLKp17ATuJoCNxxyMFG5qFExpt/go-net/context"
-	logging "gx/ipfs/QmaDNZ4QMdBdku1YZWBysufYyoQt1negQGNav6PLYarbY8/go-log"
 )
 
 var log = logging.Logger("merkledag")