newsbid: filter zero balances

plugins/newsbid/newsbid.go

@@ -99,8 +99,10 @@ func (p *NewsBid) scoresCmd(r bot.Request) bool {
 	out := "NGate balances:\n"
 	sort.Sort(bals)
 	for _, b := range bals {
+		if b.Score > 0 {
 			out += fmt.Sprintf("%s has a total score of %d with %d left to bid this session\n", b.User, b.Score, b.Balance)
 		}
+	}
 	p.bot.Send(r.Conn, bot.Message, ch, out)
 	return true
 }