Hi.   I'm testing new beta version with ext 6.5   I have 2 quiestions.   - This code don't work. I have it in mainform script: Ext.override(Ext.view.Table, {     walkCells: function (pos, direction, e, preventWrap, verifierFn, scope) {                          var grid = pos.view.headerCt.grid;          if ((direction == 'right' && grid.columnManager.columns[pos.column+1] ) ||         (direction == 'left' && grid.columnManager.columns[pos.column-1] ) ||         (direction