生态燃料计算器

1.3- Bug fixes; fixed error data could not be saved properly (Thanks kaskuser for repoing !)- I've been getting a lot of feedback and requests for new features on this app. Thanks a lot for all your support. Please do keep giving me feedback and +1. Hopefully I can continue on developing this app.1.2- Bahasa Indonesia language support- Now provides Settings where you can change the language, unit system (metric: km, litre / imperial: miles, gallon), and define the currency used