Minor changes to viusal appearance,

Added wxYield() to wxEndBusyCursor(),
  Made wxSpinButton always sent a wxSROLL_THUMBTRACK event,
  Made wxDirDialog resizable,
  Made gsocket.c compile,


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3263 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/msgdlg.cpp

@@ -165,7 +165,8 @@ wxGenericMessageDialog::wxGenericMessageDialog( wxWindow *parent, const wxString
     }
     
 #ifdef __WXGTK__
-    (void) new wxStaticLine( this, -1, wxPoint(0,y-20), wxSize(w+30, 5) );
+    int edge_margin = 7;
+    (void) new wxStaticLine( this, -1, wxPoint(edge_margin,y-20), wxSize(w+30-2*edge_margin, 5) );
 #endif
     
     SetSize( w+30, y+40 );