- Do not add double BT/BLE items
- New version of libdivecomputer 
- Fixed instability crashes in reverse geo lookup function (dive site edit)
- Warn in case of isobaric counter diffusion if N2 increas is more than 
  20% of He decrease.
- Desktop: Automatically sync with cloud when going online
- Small UI fixes
- Fix bug when using remembered BT/BLE addresses in dive computer download
- Fix bug in cylider pressure lines