copyright messgae and verbose mode

main.go

@@ -1,3 +1,5 @@
+// Copyright (C) 2017 Marius Schellenberger
+
 //go:generate ./templates.sh
 
 package main
@@ -48,6 +50,7 @@ var (
 
 	dump    bool
 	restore bool
+	verbose bool
 )
 
 func main() {
@@ -59,6 +62,7 @@ func main() {
 	flag.BoolVar(&secureCookie, "s", false, "enable secure cookie")
 	flag.BoolVar(&dump, "dump", false, "create a json dump of all articles in the data directory (dump is written to stdout)")
 	flag.BoolVar(&restore, "restore", false, "restore a json dump to the data directory (dump is read from stdin)")
+	flag.BoolVar(&verbose, "v", false, "enable verbose dump/restore mode")
 	flag.Parse()
 
 	err := os.Chdir(datadir)