Resolves: #i124760# ensure that only the created object is selected

(cherry picked from commit b6189665)

Conflicts:
	svx/source/svdraw/svdedtv2.cxx

Change-Id: I4ebf95a5c42fd2348dbb79f99881217a74301197

svx/source/svdraw/svdedtv2.cxx

@@ -1136,6 +1136,12 @@ void SdrEditView::MergeMarkedObjects(SdrMergeMode eMode)
             pInsOL->InsertObject(pPath, nInsPos, &aReason);
             if( bUndo )
                 AddUndo(GetModel()->GetSdrUndoFactory().CreateUndoNewObject(*pPath));
+
+            // #i124760# To have a correct selection with only the new object it is necessary to
+            // unmark all objects first. If not doing so, there may remain invalid pointers to objects
+            //TTTT:Not needed for aw080 (!)
+            UnmarkAllObj(pInsPV);
+
             MarkObj(pPath, pInsPV, false, true);
         }