Revert "Merge branch 'feature/193-statisticsview-rework' into development"

This reverts commit 24f49e17b9, reversing
changes made to dba6c218d6.

# Conflicts:
#	pubspec.yaml

lib/data/models/statistic.dart

@@ -1,48 +0,0 @@
-import 'package:tallee/core/enums.dart';
-import 'package:tallee/data/models/game.dart';
-import 'package:tallee/data/models/group.dart';
-import 'package:uuid/uuid.dart';
-
-class Statistic {
-  final String id;
-  final StatisticType type;
-  final List<StatisticScope> scopes;
-  final Timeframe? timeframe;
-  final List<Group>? selectedGroups;
-  final List<Game>? selectedGames;
-  final int displayCount;
-
-  Statistic({
-    required this.type,
-    required this.scopes,
-    this.timeframe,
-    this.selectedGroups,
-    this.selectedGames,
-    this.displayCount = 5,
-    String? id,
-  }) : id = id ?? const Uuid().v4();
-
-  @override
-  String toString() {
-    return 'Statistic(id: $id, type: $type, scopes: $scopes, timeframe: $timeframe, selectedGroups: $selectedGroups, selectedGames: $selectedGames)';
-  }
-
-  Statistic copyWith({
-    StatisticType? type,
-    List<StatisticScope>? scopes,
-    Timeframe? timeframe,
-    List<Group>? selectedGroups,
-    List<Game>? selectedGames,
-    int? displayCount,
-  }) {
-    return Statistic(
-      id: id,
-      type: type ?? this.type,
-      scopes: scopes ?? this.scopes,
-      timeframe: timeframe ?? this.timeframe,
-      selectedGroups: selectedGroups ?? this.selectedGroups,
-      selectedGames: selectedGames ?? this.selectedGames,
-      displayCount: displayCount ?? this.displayCount,
-    );
-  }
-}