remvoe unused code
merge test case
modify the metric ,make dashboard for default page
Merge branch 'biz' of http://code.dianpingoa.com/arch/cat into biz
fix cat trace mode bug
Merge branch 'biz' of code.dianpingoa.com:arch/cat into biz
Merge pull request #166 from ainilife/biz

More unit tests
modify the unused code
Merge pull request #165 from youyong205/biz

Pass CI
Add merge test for ProblemReport and StateReport