contacts.js添加addContact（），initContacts（）函数
contacts.js括号问题
Merge branch 'data2' of ssh://github.com/IbpTeam/demo-rio into data2_xiquan
contact.js initContact基本完成;需需要添加相应initGit
Merge branch 'data2' of ssh://github.com/IbpTeam/demo-rio into data2_xiquan
后端联系人写描述文件和写数据库完成;initGit部分需添加前端调用;先initGit后initContact
fix
Merge pull request #218 from shuanzi/data2_xiquan

Data2_xiquan->wangfeng
Merge pull request #219 from v11985/data2

1.Add load device info; 2.Fix a network discovery bug ->yuanzhe
add new api for find items
前端添加loadContact（）以及相关调用
Merge branch 'data2' of ssh://github.com/IbpTeam/demo-rio into data2_xiquan
fix
Merge pull request #220 from shuanzi/data2_xiquan

Data2_xiquan->wangfeng
Change API nodewebkit/lib/api/data.js
Merge branch 'data2' of ssh://github.com/IbpTeam/demo-rio into data2
fix bug:couldn't find table when add new devices
Merge pull request #221 from huyuanzhe/data2

Data2#153 yuanzhe->Wangfeng
Data2#153_yuanzhe:remove unused api
Merge pull request #222 from huyuanzhe/data2

Data2#153_yuanzhe->Wangfeng