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/cursor.cpp

@@ -158,6 +158,8 @@ void wxEndBusyCursor()
 
     wxSetCursor( gs_savedCursor );
     gs_savedCursor = wxNullCursor;
+    
+    wxYield();
 }
 
 void wxBeginBusyCursor( wxCursor *WXUNUSED(cursor) )