add method which can find contact info from product line
add DefaultDecorator
rename arguments
add alert insert page
modify alert-rule document
finish refactor project, domain service
add project and hostname refresh method
add units when sending network alert
Merge branch 'master' of https://github.com/dianping/cat
fix conflicts
refactor DomainManager module
Merge branch 'master' of https://github.com/dianping/cat
Merge branch 'master' of https://github.com/dianping/cat
Merge pull request #444 from youyong205/master

refactor
Merge branch 'master' of https://github.com/dianping/cat
modify the ingnore
Merge pull request #445 from youyong205/master

modify the version
Merge branch 'master' of https://github.com/dianping/cat
fix test error
Merge pull request #446 from youyong205/master

modify the test