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/gtk1/dc.h

@@ -51,7 +51,7 @@ public:
     virtual void DoGetSizeMM(int* width, int* height) const;
 
 private:
-    DECLARE_ABSTRACT_CLASS(wxDC)
+    wxDECLARE_ABSTRACT_CLASS(wxDC);
 };
 
 // this must be defined when wxDC::Blit() honours the DC origian and needed to