1. some more tests in console

2. added wxFileType::GetOpenCommand() demo in the exec sample
3. "fixed" the error messages from wxExecute() - still no idea why it happens
   though :-(


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@8588 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/dde.cpp

@@ -530,6 +530,7 @@ bool wxDDEConnection::Execute(const wxChar *data, int size, wxIPCFormat format)
                                     XTYP_EXECUTE,
                                     DDE_TIMEOUT,
                                     &result) != 0;
+
     if ( !ok )
     {
         DDELogError(_T("DDE execute request failed"));