replaced T() makro with wxT() due to namespace probs, _T() exists, too

fixed compilation problems, mainly in html code
compiles and links fine on Solaris, runs with samples and Mahogany


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3894 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk1/slider.cpp

@@ -97,7 +97,7 @@ bool wxSlider::Create(wxWindow *parent, wxWindowID id,
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
-        wxFAIL_MSG( T("wxSlider creation failed") );
+        wxFAIL_MSG( wxT("wxSlider creation failed") );
 	return FALSE;
     }