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/motif/scrolbar.h

@@ -14,7 +14,7 @@
 // Scrollbar item
 class WXDLLIMPEXP_CORE wxScrollBar: public wxScrollBarBase
 {
-    DECLARE_DYNAMIC_CLASS(wxScrollBar)
+    wxDECLARE_DYNAMIC_CLASS(wxScrollBar);
 
 public:
     inline wxScrollBar() { m_pageSize = 0; m_viewSize = 0; m_objectSize = 0; }