cmd/mbf: verbose by default

It usually does not make sense to use this without verbose.

Signed-off-by: Ophestra <cat@gensokyo.uk>

cmd/mbf/main.go

@@ -47,13 +47,13 @@ func main() {
 	}()
 
 	var (
-		flagVerbose bool
+		flagQuiet  bool
-		flagCures   int
+		flagCures  int
-		flagBase    string
+		flagBase   string
-		flagTShift  int
+		flagTShift int
 	)
 	c := command.New(os.Stderr, log.Printf, "mbf", func([]string) (err error) {
-		msg.SwapVerbose(flagVerbose)
+		msg.SwapVerbose(!flagQuiet)
 
 		var base *check.Absolute
 		if flagBase, err = filepath.Abs(flagBase); err != nil {
@@ -72,9 +72,9 @@ func main() {
 		}
 		return
 	}).Flag(
-		&flagVerbose,
+		&flagQuiet,
-		"v", command.BoolFlag(false),
+		"q", command.BoolFlag(false),
-		"Print cure messages to the console",
+		"Do not print cure messages",
 	).Flag(
 		&flagCures,
 		"cures", command.IntFlag(0),