Merge pull request #70 from jun-lu/master

获取更新
Merge pull request #71 from jun-lu/master

get update
leave update
back
Merge branch 'master' of https://github.com/CKHuang/webchat
添加头部
add header and edit
edit header some line
edit sth
app.js edit
Merge pull request #87 from CKHuang/master

Merge pull request #70 from jun-lu/master