Work around broken Lstat on Android

internal/osutil/lstat_ok.go

@@ -0,0 +1,15 @@
+// Copyright (C) 2015 The Syncthing Authors.
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this file,
+// You can obtain one at http://mozilla.org/MPL/2.0/.
+
+// +build !linux,!android
+
+package osutil
+
+import "os"
+
+func Lstat(name string) (fi os.FileInfo, err error) {
+	return os.Lstat(name)
+}