remove analyzer return int
merger
fix cat message split bug
modify the state hostinfo ip change and topology display
modify the problem stack
fix line graph issue and fix heartbeat history show bug
fix the line graph problem
fix the cat problem report
fix metric bug
Merge pull request #116 from unidal/biz

cat-filter improvement and cat chrome plugin
Merge branch 'biz' of github.com:dianping/cat into biz
fix state analyzer
Merge pull request #117 from youyong205/biz

Biz
fix test errors