Added markAsPending to Publishable trait

Author: Lithalroden

src/Traits/Publishable.php

@@ -160,6 +160,16 @@ public function publish()
         }
     }
 
+    /**
+     * Set the post to pending
+     *
+     * @param bool $save
+     */
+    public function markAsPending()
+    {
+        $this->status = $this->getPendingKey();
+    }
+
     /**
      * Reject the post
      * @return void