Fix marshaling of null cbor arrays

License: MIT
Signed-off-by: Jeromy <jeromyj@gmail.com>

Fix non-canonical imports via dag put

License: MIT
Signed-off-by: Jeromy <jeromyj@gmail.com>

merkledag.go

@@ -13,8 +13,8 @@ import (
 
 	node "gx/ipfs/QmRSU5EqqWVZSNdbU51yXmVoF1uNw3JgTNB6RaiL7DZM16/go-ipld-node"
 	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
+	ipldcbor "gx/ipfs/QmT1B6cKXnMMki8nbuhrnLuiU32HLvwi6xe99bJ79482UK/go-ipld-cbor"
 	cid "gx/ipfs/QmcTcsTvfaeEBRFo1TkFgT8sRmgi1n1LTZpecfVP8fzpGD/go-cid"
-	ipldcbor "gx/ipfs/Qmf658QLDTXfRDgnGmUB6TYj671XjmHScG61p3g7dSxUcF/go-ipld-cbor"
 )
 
 var log = logging.Logger("merkledag")