remove ref counting, will be replaced by cleanup jobs or triggers

app/Models/Revision.php

@@ -12,7 +12,6 @@ use Riesjart\Relaquent\Model\Concerns\HasRelaquentRelationships;
  * @property int $id
  * @property \Carbon\Carbon $created_at
  * @property \Carbon\Carbon $updated_at
- * @property int $refs
  * @property int $ancestor_id
  * @property string $note
  * @property object $columns
@@ -26,18 +25,6 @@ class Revision extends Model
     use HasRelaquentRelationships;
     protected $guarded = [];
 
-    protected static function boot()
-    {
-        parent::boot();
-
-        static::deleting(function(Revision $self) {
-            // update refcounts
-            $self->rows()->decrement('refs');
-
-            $self->rows()->where('refs', '<=', 0)->delete();
-        });
-    }
-
     /** Included rows */
     public function rows()
     {