Merge pull request #20 from youyong205/master

refator  the transaction analyzer and add gzip thread count
Merge pull request #22 from youyong205/biz

resolved the conflict
Merge branch 'master' of github.com:dianping/cat into biz
Merge pull request #23 from youyong205/biz

Biz metric analyzer
Merge branch 'biz' of github.com:dianping/cat into biz
replace com.site with org.unidal
Merge pull request #27 from youyong205/biz

performance tuning
Merge pull request #32 from youyong205/biz

Biz
update dependencies' version
Merge branch 'biz' of github.com:dianping/cat into biz
Merge pull request #36 from youyong205/biz

Feature enhancements and bug fixes
Merge pull request #37 from unidal/master

update dependencies
Merge branch 'biz' of github.com:dianping/cat into biz
hide projects: cat-job, bee-engine and cat-data
remove js files for heatmap
remove bee-engine dependency
Merge pull request #42 from unidal/master

refactor
Merge pull request #41 from youyong205/biz

Biz
Merge branch 'biz' of github.com:dianping/cat into biz
rebase to master