making go fmt happy

defaults.go

@@ -21,7 +21,7 @@ import (
 // security protocols.
 var DefaultSecurity = Security(secio.ID, secio.New)
 
-// DefaultMuxer configures libp2p to use the stream connection multiplexers.
+// DefaultMuxers configures libp2p to use the stream connection multiplexers.
 //
 // Use this option when you want to *extend* the set of multiplexers used by
 // libp2p instead of replacing them.
@@ -53,6 +53,7 @@ var RandomIdentity = func(cfg *Config) error {
 	return cfg.Apply(Identity(priv))
 }
 
+// DefaultListenAddrs configures libp2p to use default listen address
 var DefaultListenAddrs = func(cfg *Config) error {
 	defaultListenAddr, err := multiaddr.NewMultiaddr("/ip4/0.0.0.0/tcp/0")
 	if err != nil {