kvdb: move channeldb/kvdb to top level

batch/batch.go

@@ -4,7 +4,7 @@ import (
 	"errors"
 	"sync"
 
-	"github.com/lightningnetwork/lnd/channeldb/kvdb"
+	"github.com/lightningnetwork/lnd/kvdb"
 )
 
 // errSolo is a sentinel error indicating that the requester should re-run the

batch/interface.go

@@ -1,6 +1,6 @@
 package batch
 
-import "github.com/lightningnetwork/lnd/channeldb/kvdb"
+import "github.com/lightningnetwork/lnd/kvdb"
 
 // Request defines an operation that can be batched into a single bbolt
 // transaction.

batch/scheduler.go

@@ -4,7 +4,7 @@ import (
 	"sync"
 	"time"
 
-	"github.com/lightningnetwork/lnd/channeldb/kvdb"
+	"github.com/lightningnetwork/lnd/kvdb"
 )
 
 // TimeScheduler is a batching engine that executes requests within a fixed