modify the cdn js
modify the broker-service
modify the code
modify the state
modify the validate
Merge pull request #331 from leonindy/master

call new cmdb, append cmdb info, monitor metrics by rule, add default metric rule
Merge branch 'master' of github.com:dianping/cat
modify the heartbeat
modify the alert
refactor code
modify the tese case
Merge pull request #332 from youyong205/master

refactor alert
store temp changes
merge newest code
change package monitorrules to rule
add business and network default monitor rules
add network default monitor rules
change metric to business, add all on or off feature