Fixes on unities, remove old code

app/Models/Shop/Unity.php

@@ -28,4 +28,19 @@ class Unity extends Model
 	{
 		return $query->where('package_id', $id);
 	} 
+
+	public function scopeByArticleFamily($query, $id)
+	{
+		return $query->whereHas('package', function ($query) use ($id) {
+			$query->byArticleFamily($id);
+		});	
+	} 
+
+	public function scopeActive($query, $active = 1)
+	{
+		return $query->whereHas('third_party', function ($query) use ($active) {
+			$query->active($active);
+		});
+	}
+
 }