add a bunch of parents to dialogs (#3658)

* add a bunch of parents to dialogs

works on #3651

* use game as parent instead

* add more parents

* fix create token dialog modality

* add parent to game information window

* replace a bunch of nullptrs with the magic of sed

* add parent to tip of the day and counters

* reorder game ptr

* set parent for life counter

* clangify

cockatrice/src/zoneviewzone.h

@@ -28,7 +28,7 @@ public:
                  int _numberCards = -1,
                  bool _revealZone = false,
                  bool _writeableRevealZone = false,
-                 QGraphicsItem *parent = 0);
+                 QGraphicsItem *parent = nullptr);
     ~ZoneViewZone();
     QRectF boundingRect() const;
     void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);