ファイルリスト修正

documents/files.txt

@@ -9,4 +9,10 @@ settings/tag_manage.md
 viewer/index.md
 viewer/rename.md
 viewer/update.md
+viewer/menu.md
 viewer/tag.md
+viewer/rev.md
+viewer_combined/index.md
+viewer_combined/rename.md
+viewer_combined/menu.md
+viewer_combined/rev.md