add release notes.

RELEASE-NOTES.md

@@ -26,6 +26,7 @@
 1. [ISSUE #773](https://github.com/sharding-sphere/sharding-sphere/issues/773) Support sharding and autoincrement primary key of INSERT statements without column names
 1. [ISSUE #916](https://github.com/sharding-sphere/sharding-sphere/issues/916) Support authorization for Sharding Proxy
 1. [ISSUE #935](https://github.com/sharding-sphere/sharding-sphere/issues/935) Support to store configuration by using Yaml instead of JSON in registry center.
+1. [ISSUE #1031](https://github.com/sharding-sphere/sharding-sphere/issues/1031) Support props configuration for MasterSlave rule.
 
 ### Bug Fixes
 

RELEASE-NOTES_ZH.md

@@ -26,6 +26,7 @@
 1. [ISSUE #773](https://github.com/sharding-sphere/sharding-sphere/issues/773) 支持不包含列名的INSERT语句的分片与自增主键
 1. [ISSUE #916](https://github.com/sharding-sphere/sharding-sphere/issues/916) 支持Sharding Proxy的登录权限认证
 1. [ISSUE #935](https://github.com/sharding-sphere/sharding-sphere/issues/935) 取代JSON格式，而将Yaml格式的配置文件存储在注册中心
+1. [ISSUE #1031](https://github.com/sharding-sphere/sharding-sphere/issues/1031) 支持在使用读写分离规则时，配置props属性
 
 ### 缺陷修正