warn when unavailable scriptfunction is called

git-svn-id: http://www.openflipper.org/svnrepo/OpenFlipper/branches/Free@5020 383ad7c9-94d9-4d36-a494-682f7c89f535

Plugin-ViewControl/ViewControlPlugin.cc

@@ -907,7 +907,7 @@ Vector ViewControlPlugin::sceneCenter( int _viewer ) {
 //-----------------------------------------------------------------------------
 
 void ViewControlPlugin::setEyePosition(Vector _eye){
-
+  emit log(LOGERR, "not yet implemented");
 }
 
 void ViewControlPlugin::setDescriptions() {