style(logging) demote some statements to Debug (from info)

to improve SnR. Feel free to contest these changes if you find these
statements useful. In my experience, they were adding noise at Info.

License: MIT
Signed-off-by: Brian Tiger Chow <brian@perfmode.com>

net/conn/conn.go

@@ -71,7 +71,7 @@ func newSingleConn(ctx context.Context, local, remote peer.Peer,
 
 	conn.ContextCloser = ctxc.NewContextCloser(ctx, conn.close)
 
-	log.Info("newSingleConn: %v to %v", local, remote)
+	log.Debugf("newSingleConn: %v to %v", local, remote)
 
 	// setup the various io goroutines
 	conn.Children().Add(1)

net/conn/dial.go

@@ -61,7 +61,7 @@ func (d *Dialer) DialAddr(ctx context.Context, raddr ma.Multiaddr, remote peer.P
 	// madialer := manet.Dialer{LocalAddr: laddr}
 	madialer := manet.Dialer{}
 
-	log.Infof("%s dialing %s %s", d.LocalPeer, remote, raddr)
+	log.Debugf("%s dialing %s %s", d.LocalPeer, remote, raddr)
 	maconn, err := madialer.Dial(raddr)
 	if err != nil {
 		return nil, err

net/handshake/handshake3.go

@@ -49,7 +49,7 @@ func Handshake3Update(lpeer, rpeer peer.Peer, msg *pb.Handshake3) (*Handshake3Re
 		return res, err
 	}
 	if lpeer.AddAddress(observedAddr) {
-		log.Infof("(nat) added new local, remote-observed address: %s", observedAddr)
+		log.Debugf("(nat) added new local, remote-observed address: %s", observedAddr)
 	}
 	res.LocalObservedAddress = observedAddr