Added scroll to top. Full scrollable parent comment and Polycentric process secret backup and automatic database recovery.

Subscriptions ratelimit and warnings, Nebula login requirement, Subscription fetch setting, -1 sub hide

Fixed build error due to gitVersionName being null. Fixed jmDNS crash when stop was called before start. Added check that makes volume slider only perform calls when change volume is implemented. Fixed crash in onProgress whenever the HTTP request fails.