Merge pull request #288 from ipfs/feat/update-libp2p

chore(dep): update libp2p

go.mod

@@ -20,8 +20,8 @@ require (
 	github.com/ipfs/go-peertaskqueue v0.2.0
 	github.com/jbenet/goprocess v0.1.3
 	github.com/libp2p/go-buffer-pool v0.0.2
-	github.com/libp2p/go-libp2p v0.5.2
-	github.com/libp2p/go-libp2p-core v0.3.0
+	github.com/libp2p/go-libp2p v0.6.0
+	github.com/libp2p/go-libp2p-core v0.5.0
 	github.com/libp2p/go-libp2p-loggables v0.1.0
 	github.com/libp2p/go-libp2p-netutil v0.1.0
 	github.com/libp2p/go-libp2p-testing v0.1.1