1. added a brief overview of Unicode support

2. added and documented wxBITMAP() macros (as wxICON)
3. restructured wxFont class, added support of encoding parameter
4. regenerated makefiles to compile the new fontcmn.cpp file
5. corrected bug with non existing files in document-view history


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3753 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/html/helpdata.cpp

@@ -82,8 +82,8 @@ static int IndexCompareFunc(const void *a, const void *b)
 class HP_Parser : public wxHtmlParser
 {
     public:
-        void AddText(const char* text) {}
-        wxObject* GetProduct() {return NULL;}
+        void AddText(const char* WXUNUSED(text)) { }
+        wxObject* GetProduct() { return NULL; }
 };