FlexPool Monitor & Notificatio

- Support both ETC & Chia
- Improve speed
- Improve notifications for Android 9+
- Fixed bugs
- Add notification for worker is reduced
- Add Pool Stats screen
- Retry for low network
- Add worker details screen
- Add mining software screen
- Add support local currency and can choose other in menu page
- Updated UI
- Added Remove Ads
- Added Menu
- Fixed notifications when worker offline
- Added most recently used wallet addresses
- Added turn on/off notifications
- Updated chart, workers