Update deps

This bubbles the libp2p core refactor

go.mod

@@ -3,13 +3,19 @@ module github.com/ipfs/go-unixfs
 require (
 	github.com/Stebalien/go-bitfield v0.0.1
 	github.com/gogo/protobuf v1.2.1
+	github.com/gopherjs/gopherjs v0.0.0-20190430165422-3e4dfb77656c // indirect
+	github.com/ipfs/go-bitswap v0.1.2 // indirect
 	github.com/ipfs/go-cid v0.0.2
 	github.com/ipfs/go-ipfs-chunker v0.0.1
 	github.com/ipfs/go-ipfs-files v0.0.3
 	github.com/ipfs/go-ipfs-posinfo v0.0.1
 	github.com/ipfs/go-ipfs-util v0.0.1
 	github.com/ipfs/go-ipld-format v0.0.2
-	github.com/ipfs/go-merkledag v0.0.6
+	github.com/ipfs/go-merkledag v0.1.0
 	github.com/multiformats/go-multihash v0.0.5
+	github.com/polydawn/refmt v0.0.0-20190408063855-01bf1e26dd14 // indirect
+	github.com/smartystreets/assertions v1.0.0 // indirect
+	github.com/smartystreets/goconvey v0.0.0-20190330032615-68dc04aab96a // indirect
 	github.com/spaolacci/murmur3 v1.1.0
+	github.com/warpfork/go-wish v0.0.0-20190328234359-8b3e70f8e830 // indirect
 )