Added updateAfterCheck which immediatly show/hide column when click on it.  When this is enabled the submit button is not created. Also fix when we use two or more grids with the same names.
Added updateAfterCheck which immediatly show/hide column when click on it.  When this is enabled the submit button is not created. Also fix when we use two or more grids with the same names.

javapark/jqgrid