fix: added new window to confirm the shutdown of the device

feat: added battery idicator of the tablet

feat: added auto reconnect when the device is not connected. Also inserted a label that tell if the device is conencted or not

feat: made the ui similar to previous generation. However we still need to work

fix: modified to work with new sound workflow

feat: all the language code are now read from csv files

feat: added support for japanese language in setting and main menu

feat: added initial screen