Update index.html

Author: lorenzofox3

index.html

@@ -494,7 +494,6 @@ <h2>Cell Template</h2>
                 <pre class="language-javascript"><code>app.directive('columnFilter', function () {
     return {
         restrict:'C',
-        scope:{column:'='},
         require:'^smartTable',
         link: function (scope, element, attrs, ctrl) {
             scope.searchValue='';