Use wx-prefixed macros throughout the repository.

Change {DECLARE,IMPLEMENT}_*CLASS and {DECLARE,BEGIN,END}_EVENT_TABLE
occurrences to use the wx-prefixed version of the macros.

include/wx/qt/filedlg.h

@@ -49,10 +49,10 @@ public:
     virtual bool SupportsExtraControl() const wxOVERRIDE { return true; }
 
     virtual QFileDialog *GetHandle() const;
-    
+
 private:
-    
-    DECLARE_DYNAMIC_CLASS(wxFileDialog)
+
+    wxDECLARE_DYNAMIC_CLASS(wxFileDialog);
 };
 
 #endif // _WX_QT_FILEDLG_H_