增加对 "超时请求"测试 的注释
增加 "对请求增加 etime 属性, 使服务器端依此丢弃超时请求" 的功能
对 zRPC client 设置可配置的 hwm, 以避免积压过多超时的消息 (可用 mocha test/timeout_a_lot 测试)
完善 client/server 间 timeout 的判断
完善超时测试
1. remove server-side `request timeout` test;
2. enhance request validation on both server-side and client-side for Notification and Invalid Request;
3. remove `server should not be called after request timeout` test;
4. add `client should handle `timeout request's response` right` test;
更新 timeout 相关测试: 在 server.bind 后, client.call 应能正常处理
支持 notification
Merge pull request #3 from toksea/master

fix "client connect before server bind" issues