add test email function, when you save stmp info, it will send one test email
update readme
fix kline display bug
add  www-authenticate, default username/password is admin/123456
add  www-authenticate, default username/password is admin/123456
fix secret.sample
reset threshold to 0.001
fix huobi crash bug
fix huobi crash bug
Merge remote-tracking branch 'philsong/master'