reimplementaion of fix for QColorDialog on macOS Sierra bug.

doesn't use destructor because destructor causes another crash.

YACReaderLibrary/comics_remover.h

@@ -0,0 +1,47 @@
+#ifndef COMICS_REMOVER_H
+#define COMICS_REMOVER_H
+
+#include <QThread>
+
+#include <QModelIndex>
+#include <comic_db.h>
+
+class ComicsRemover : public QObject
+{
+	Q_OBJECT
+public:
+	explicit ComicsRemover(QModelIndexList & indexList, QList<QString> & paths, QObject *parent = 0);
+	
+signals:
+   void remove(int);
+   void removeError();
+   void finished();
+
+public slots:
+    void process();
+
+private:
+	QModelIndexList indexList;
+	QList<QString> paths;
+};
+
+class FoldersRemover : public QObject
+{
+    Q_OBJECT
+public:
+    explicit FoldersRemover(QModelIndexList & indexList, QList<QString> & paths, QObject *parent = 0);
+
+signals:
+   void remove(QModelIndex);
+   void removeError();
+   void finished();
+
+public slots:
+   void process();
+
+private:
+    QModelIndexList indexList;
+    QList<QString> paths;
+};
+
+#endif // COMICS_REMOVER_H