osx: clean up includes, we do not need cocoa what we *do* need is the very basics that animia already depends on anyway. these are basically guaranteed to be on any macos system, making it fairly portable now... I haven't tested this :) I don't have a macos machine right now...

#ifndef __gui__pages__seasons_h
#define __gui__pages__seasons_h

#include <QWidget>

class SeasonsPage final : public QWidget {
		Q_OBJECT

	public:
		SeasonsPage(QWidget* parent = nullptr);
};

#endif // __gui__pages__seasons_h