Merge branch 'master' into 'remark-create-api'

# Conflicts:
#   app/Models/Container.php
#   app/Models/PackingList.php
#   routes/order.php
#   routes/packing_list.php

app/Models/PackingList.php

@@ -64,4 +64,11 @@ class PackingList extends AbstractModel implements Transportable, Steppable
         return $this->morphMany(Remark::class, 'owner');
     }
 
+    /**
+     * @return belongsToMany
+     */
+    public function packing_list_owner()
+    {
+        return $this->BelongsToMany(PackingList::class, 'packing_list_owner', 'owner_packing_list_id', 'packing_list_id');
+    }
 }