new feature : add new group-strategy.
refine timeout value
add more test cases
Merge branch 'biz' of https://github.com/dianping/cat into biz-abtest
GroupStrategy insert feature.
Big Refactor
Merge pull request #100 from youyong205/biz

Biz
refator function name
add baseline
pull from upstream
refator report builder
fix model period bug
format the code
refactor sql builder
move cat core database configurator from cat-consumer to cat-core
fix period bug
calculate baseline
modify the logview fix
modify the log
add the page tip