Bugfix, correction to column not found exception. Issue with boolean values not being correctly tested.

Author: jamesdordoy

package.json

@@ -1,6 +1,6 @@
 {
   "name": "laravel-vue-datatable",
-  "version": "0.3.18",
+  "version": "0.3.19",
   "description": "Vue.js datatable made with Laravel and Bootstrap in mind",
   "author": "James Dordoy <[email protected]>",
   "homepage": "https://github.com/jamesdordoy/Laravel-Vue-Datatable",

src/components/DataTableCell.vue

@@ -64,7 +64,7 @@ export default {
             columnName = this.value[this.name];
         }
 
-        if (! columnName) {
+        if (typeof columnName === 'undefined') {
             throw new ColumnNotFoundException(`The column ${this.name} was not found`);
         }