kvdb: add postgres

kvdb/log.go

@@ -1,6 +1,9 @@
 package kvdb
 
-import "github.com/btcsuite/btclog"
+import (
+	"github.com/btcsuite/btclog"
+	"github.com/lightningnetwork/lnd/kvdb/postgres"
+)
 
 // log is a logger that is initialized as disabled.  This means the package will
 // not perform any logging by default until a logger is set.
@@ -9,4 +12,6 @@ var log = btclog.Disabled
 // UseLogger uses a specified Logger to output package logging info.
 func UseLogger(logger btclog.Logger) {
 	log = logger
+
+	postgres.UseLogger(log)
 }