message: Add methods to set dig time remaining and assigned trucks
diff: @@ -36,6 +36,12 @@ public:
  ExtensionCompleteSignal::Source& extensionComplete() { return mExtensionComplete; }
  +protected:
  + friend class MapViewState;
  +
  + void assignedTrucks(int count) { mAssignedTrucks = count; }
  + void digTimeRemaining(int count) { mDigTurnsRemaining = count; }
  +
  protected:
  void think() override;
  