1. wxFontMapper seems to work for wxMSW

2. font functions moved into a separate file, duplicated code in font.cpp
   and fontdlg.cpp removed
3. wxCustomDataObject docs finished


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4382 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/utilsexc.cpp

@@ -214,11 +214,7 @@ long wxExecute(const wxString& command, bool sync, wxProcess *handler)
 #else // 1
     // create the process
     STARTUPINFO si;
-#ifdef __GNUWIN32__
-    memset(&si, 0, sizeof(si));
-#else
-    ::ZeroMemory(&si, sizeof(si));
-#endif
+    wxZeroMemory(si);
 
     si.cb = sizeof(si);