Use mixin for better IDE support.

Author: yajra

src/Utilities/Request.php

@@ -3,14 +3,7 @@
 namespace Yajra\DataTables\Utilities;
 
 /**
- * @method mixed input($key, $default = null)
- * @method mixed get($key, $default = null)
- * @method mixed query($key, $default = null)
- * @method mixed has($key)
- * @method mixed merge(array $values)
- * @method bool wantsJson()
- * @method bool ajax()
- * @method array all()
+ * @mixin \Illuminate\Http\Request
  */
 class Request
 {