Merge pull request #83 from 2betop/master

merge
Merge pull request #90 from 2betop/master

修改文档+添加注释
Merge pull request #91 from 2betop/master

提交代码
add bower
fix concat and outro
Merge pull request #95 from teambition/master

添加bower
Merge remote-tracking branch 'upstream/master'