bug fix for chrome plugin
Merge pull request #119 from youyong205/biz

add bug report
Merge pull request #120 from unidal/biz

bug fix for chrome plugin
Merge pull request #121 from youyong205/biz

Biz
Merge pull request #122 from youyong205/biz

Biz
Merge pull request #123 from youyong205/biz

modify the state and bug page
Merge branch 'biz' of github.com:dianping/cat into biz
fix the bug history bug