Remove unneeded defines.

Mostly Q_DISABLE_COPY that were covered by the un-copy-ability of the
respective base classes. Includes a few "stylistic" whitespace changes.

Change-Id: I31ca0e7bada5ed0f34776976efe22ddc444a5bf2
Reviewed-on: http://codereview.qt.nokia.com/1609
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/designer/formeditorstack.h

@@ -60,7 +60,7 @@ namespace Internal {
 class FormEditorStack : public QStackedWidget
 {
     Q_OBJECT
-    Q_DISABLE_COPY(FormEditorStack)
+
 public:
     explicit FormEditorStack(QWidget *parent = 0);