update to newer ipld node interface with Copy and better Tree

License: MIT
Signed-off-by: Jeromy <why@ipfs.io>


This commit was moved from ipfs/kubo@396c629

gateway/core/corehttp/gateway_handler.go

@@ -22,9 +22,9 @@ import (
 	ft "github.com/ipfs/go-ipfs/unixfs"
 
 	humanize "gx/ipfs/QmPSBJL4momYnE7DcUyk2DVhD6rH488ZmHBGLbxNdhU44K/go-humanize"
-	routing "gx/ipfs/QmQKEgGgYCDyk8VNY6A65FpuE4YwbspvjXHco1rdb75PVc/go-libp2p-routing"
-	node "gx/ipfs/QmU7bFWQ793qmvNy7outdCaMfSDNk8uqhx4VNrxYj5fj5g/go-ipld-node"
-	cid "gx/ipfs/QmXfiyr2RWEXpVDdaYnD2HNiBk6UBddsvEP4RPfXb6nGqY/go-cid"
+	routing "gx/ipfs/QmUrCwTDvJgmBbJVHu1HGEyqDaod3dR6sEkZkpxZk4u47c/go-libp2p-routing"
+	node "gx/ipfs/QmUsVJ7AEnGyjX8YWnrwq9vmECVGwBQNAKPpgz5KSg8dcq/go-ipld-node"
+	cid "gx/ipfs/QmcEcrBAMrwMyhSjXt4yfyPpzgSuV8HLHavnfmiKCSRqZU/go-cid"
 )
 
 const (