Merge branch 'dev' of git.list.lu:nui/tulip into dev

TULIP/src/lu/list/itis/dkd/tui/TangibleContentManager.java

@@ -135,4 +135,6 @@ public abstract class TangibleContentManager implements ContentEventListener {
             content.initialise();
         }
     }
+
+
 }
\ No newline at end of file

TULIP/src/lu/list/itis/dkd/tui/space/SpatialPositioningManager.java

@@ -282,6 +282,11 @@ public class SpatialPositioningManager implements SpatialEventListener {
         return widgets;
     }
 
+    public List<TangibleObject> getObjectToLeftOf(BaseWidget widget) {
+        return spatialMatrix.leftOf(TangibleObjectManager.getIdentifier(widget));
+
+    }
+
     /**
      * Method for returning a list of widgets that are to the right of a given widget. The method
      * either returns all objects no matter their alignment with this widget, or only returns