Rename KInstance and KAboutData to avoid conflicts with KDE4

src/kio_locate.cpp

@@ -1013,7 +1013,7 @@ extern "C"
 {
     int kdemain(int argc, char **argv)
     {
-        // We use TDEApplication instead of KInstance here, because we use a
+        // We use TDEApplication instead of TDEInstance here, because we use a
         // config dialog and such gui stuff.
         TDEApplication app(argc, argv, "kio_locate", false, true);