modify the cat metric problem
Merge pull request #87 from ainilife/biz-abtest

Biz abtest
meger abtest
modify the jsp page
modify the jsp
modify the metric config
Refine CatFilter
Merge pull request #88 from youyong205/biz

metric report
refactor cat api
Merge branch 'biz' of https://github.com/dianping/cat into biz-abtest
add a abtest codec
pick up from upstream
fix conflicts
Merge pull request #89 from ainilife/biz-abtest

ABTest improve
refator metric analyzer
Merge branch 'biz' of github.com:dianping/cat into biz
modify the version
Merge pull request #90 from youyong205/biz

Cat API revised
Merge branch 'biz' of github.com:dianping/cat into biz
modify the analyzer