add Dialog boilerplate

components/dialog.cpp

@@ -1 +1,10 @@
 #include "dialog.h"
+
+Dialog::Dialog(QWidget *parent)
+    : QWidget(parent)
+{
+}
+
+Dialog::~Dialog()
+{
+}

components/dialog.h

@@ -0,0 +1,19 @@
+#ifndef DIALOG_H
+#define DIALOG_H
+
+#include <QWidget>
+
+class Dialog : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit Dialog(QWidget *parent = 0);
+    ~Dialog();
+
+private:
+    Q_DISABLE_COPY(Dialog)
+    //Q_DECLARE_PRIVATE(Dialog)
+};
+
+#endif // DIALOG_H