From 813fc4e54e22ed2185edce026f27dc679897de62 Mon Sep 17 00:00:00 2001
From: Jay <BusyJay@users.noreply.github.com>
Date: Mon, 29 Apr 2019 16:05:24 +0800
Subject: [PATCH] Check pending conf change before campaign (#225)

Fix #221.