changes the size of grid's container on the fly to fit total width of grid's columns
| mode | boolean | true/false - enable / disable |
| max_limit | number | max allowed width, not limited by default |
| min_limit | number | min allowed width, not limited by default |
//enable auto width mode myGrid.enableAutoWidth(true); //disable auto width mode myGrid.enableAutoWidth(false); //enable auto width mode, set the maximal and minimal allowed width myGrid.enableAutoWidth(true,600,100);