add new web page for checking.
add new web page for checking.

apache/incubator-shardingsphere,leeyazhou/sharding-jdbc,leeyazhou/sharding-jdbc,leeyazhou/sharding-jdbc,apache/incubator-shardingsphere,leeyazhou/sharding-jdbc,apache/incubator-shardingsphere,apache/incubator-shardingsphere