data-upgrade 更新配置，支持初始基线版本数据

data-upgrade-demo/src/main/resources/application.properties

@@ -2,6 +2,9 @@ server.port=8899
 # data upgrade config
 #com.qmth.data.upgrade.enable=false
 #com.qmth.data.upgrade.first-install=true
+#com.qmth.data.upgrade.baseline=true
+#com.qmth.data.upgrade.baseline-app-code=demo
+#com.qmth.data.upgrade.baseline-app-version=1.0.0
 #com.qmth.data.upgrade.base-package=com.qmth
 #com.qmth.data.upgrade.super-username=root
 #com.qmth.data.upgrade.super-password=Qmth$xxxx