/// <summary>
/// Opens database that is used for data storage
/// </summary>
/// <returns>opened (or newly created) database</returns>
private HikingPathFinder.App.Database.Database OpenDatabase()
{
var platform = DependencyService.Get <IPlatform>();
string databaseFilename = platform.PathCombine(platform.AppDataFolder, DataService.DefaultDatabaseFilename);
var localDatabase = new HikingPathFinder.App.Database.Database(databaseFilename);
var updater = new DatabaseUpdater(localDatabase);
updater.UpdateToLatest();
return(localDatabase);
}