Use to parse the exchange rate from bank webpage then send a notification.

1. Configure the notification method you'd like to use

for example: copy qpush_conf.yml.sample to qpush_conf.yml under msghelper folder and fill in the related information.

2. Use bundle install to install required RubyGems
3. Modify main.rb for your own use
4. Just execute ruby main.rb

You may use this script with crontab to check the rate periodically.