Merge branches 'develop' and 'feature/20200303_预约单2_wuping' of http://gitlab.freemud.com/order-group-application/order-group into develop

# Conflicts:
#	assortment-ordercenter-sdk/pom.xml
#	assortment-ordercenter-sdk/readme.md
#	order-application-service/pom.xml
#	order-application-service/src/main/java/cn/freemud/adapter/OrderAdapter.java
#	ordercenter-sdk/readme.md