Simple Battery Graph

Mar 30, 2020

Ver.1.3.13
- Support localization for words on the graph

Ver.1.3.12
- Add German resources (Special thanks to Mr.Barkhahn)

Ver.1.3.11
- Fix a problem that exception may occur on a specific device (It's a problem of Android OS side)
- Change targetSdkVersion from 26 to 28

Ver.1.3.10
- Modify to fill graph of battery level

Ver.1.3.9
- Add setting item to open the battery optimization screen of Android Settings