1. Rm old contacts handle; 2.Clean nouse code
Merge pull request #169 from v11985/data2_wangfeng

1. Rm old contacts handle; 2.Clean nouse code ->xiquan
Modify load data for new handle
Merge pull request #170 from v11985/data2_wangfeng

Modify load data for new handle -> yuanzhe
data2_yuanzhe:change structure
Merge branch 'data2' of ssh://github.com/IbpTeam/demo-rio into data2_yuanzhe
remove requestHandler.js
Merge pull request #174 from huyuanzhe/data2_yuanzhe

Data2#153 yuanzhe->Wangfeng
revised
mrege