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/unix/joystick.h

@@ -17,8 +17,8 @@ class WXDLLIMPEXP_FWD_CORE wxJoystickThread;
 
 class WXDLLIMPEXP_ADV wxJoystick: public wxObject
 {
-    DECLARE_DYNAMIC_CLASS(wxJoystick)
-        public:
+    wxDECLARE_DYNAMIC_CLASS(wxJoystick);
+public:
     /*
      * Public interface
      */