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/tipwin.h

@@ -85,7 +85,7 @@ private:
     wxTipWindow** m_windowPtr;
     wxRect m_rectBound;
 
-    DECLARE_EVENT_TABLE()
+    wxDECLARE_EVENT_TABLE();
 
     friend class wxTipWindowView;