Adding the possibility to delete tracks, moving the import button into the track browser, changing the background geolocation precision to 5m and adding a couple of calls to db.compact() and db.viewCleanup().

src/lib/background-geolocation.ts

@@ -32,7 +32,7 @@ const backgroundGeolocationConfig = {
 
   // The minimum number of metres between subsequent locations. Defaults
   // to 0.
-  distanceFilter: 1,
+  distanceFilter: 5,
 };
 
 export const startBackgroundGeolocation = async (db: any) => {