Refactoring I.

- Revamp whole DB to Display flow
- Filter Pipeline, arbitrary filtering and sorting
- Binary tree arrays for faster lookup & manipulation
- DB: introducing custom functions
- DB scheme: split req into heap & cache
- cache written by GlassVPN only
- heap written by Main App only
- Introducing DB separation: DBCore, DBCommon, DBAppOnly
- Introducing DB data sources: TestDataSource, GroupedDomainDataSource, RecordingsDB, DomainFilter
- Background sync: Move entries from cache to heap and notify all observers
- GlassVPN: Binary tree filter lookup
- GlassVPN: Reusing prepared statement

main/Requests/VCDateFilter.swift

@@ -76,7 +76,6 @@ class VCDateFilter: UIViewController, UIGestureRecognizerDelegate {
 			if Pref.DateFilter.Kind != newKind || Pref.DateFilter.LastXMin != newXMin {
 				Pref.DateFilter.Kind = newKind
 				Pref.DateFilter.LastXMin = newXMin
-				DBWrp.reloadAfterDateFilterHasChanged()
 				NotifyDateFilterChanged.post()
 			}
 			dismiss(animated: true)