Merge pull request #2540 from yajra/pathc1

Fix builder instance when using eloquent.

Author: yajra

src/QueryDataTable.php

@@ -120,9 +120,9 @@ protected function searchPanesSearch()
             }
 
             if ($this->searchPanes[$column] && $callback = $this->searchPanes[$column]['builder']) {
-                $callback($this->getBaseQueryBuilder(), $values);
+                $callback($this->query, $values);
             } else {
-                $this->getBaseQueryBuilder()->whereIn($column, $values);
+                $this->query->whereIn($column, $values);
             }
 
             $this->isFilterApplied = true;