add state for domain
modify state analyzer
merge
bug sif
modify state page
remove cache
add heavy report and refator report service
add the thread init
Merge pull request #128 from gaocogn/biz

Biz
refactor
merge
modify the version and utilization report
modify the score
Merge pull request #127 from sunryuan/biz

detail state analysis
meger state analyzer
Merge pull request #130 from youyong205/biz

Biz
Merge branch 'biz' of https://github.com/dianping/cat into biz
Utilization