support cat-repo for all non-public artifacts
Merge pull request #153 from youyong205/biz

Biz
Merge branch 'biz' of github.com:dianping/cat into biz
remove some unused files
Merge pull request #154 from unidal/biz

remove some unused files
refactor metric report
merger
Merge pull request #155 from sunryuan/biz

refactor metric report
modify the chart builder