[Ssc-dev] CameraV v177: GPS, Sharing and Charts improvements!

[Nathan of Guardian]

CameraV v0.1.77 (177)
https://rink.hockeyapp.net/apps/dafbc649fcf585d7867866d5375b6495/


- Tweaks made to GPS logging to avoid stale/out-of-date data
- Fixes to chart view to solve random/incomplete display bug
- Dropbox Sync can now be turned on/off via menu checkbox
- Web Share improved to run fully in background/phone off
- Easy sharing/sending of Web Share/Onion Share address now supported