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/msw/joystick.h

@@ -15,8 +15,8 @@
 
 class WXDLLIMPEXP_ADV wxJoystick: public wxObject
 {
-  DECLARE_DYNAMIC_CLASS(wxJoystick)
- public:
+  wxDECLARE_DYNAMIC_CLASS(wxJoystick);
+public:
   /*
    * Public interface
    */