Globally replace _T() with wxT().

Standardize on using a single macro across all wxWidgets sources and solve the name clash with Sun CC standard headers (see #10660).

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@61508 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

interface/wx/aboutdlg.h

@@ -189,7 +189,7 @@ public:
         info.SetName(_("My Program"));
         info.SetVersion(_("1.2.3 Beta"));
         info.SetDescription(_("This program does something great."));
-        info.SetCopyright(_T("(C) 2007 Me <my@email.addre.ss>"));
+        info.SetCopyright(wxT("(C) 2007 Me <my@email.addre.ss>"));
 
         wxAboutBox(info);
     }