finish coding for alert summary module
fix serval bugs for alert summary module
add summary page, need to fix bugs
alert summary phase 1
add creation-date for alert-summary dal
resolve conflicts
Merge branch 'master' of https://github.com/dianping/cat
move summary to statistics tab
add FTLDecorator
add visitor
store for backup
fix bugs
fix serval bugs
merge by domains for dependency business alerts
add contact info when storing and sending alerts
add contact info in metric dashboard page
change bugs that metric ids from different domains may equal
Merge pull request #401 from youyong205/master

modify the sql
app linechart 重构
Merge branch 'master' of https://github.com/dianping/cat