add recover minute feature for alert policy
add recover minute feature's document
amend alert view page
fix capacity page's js bug
Merge branch 'master' of https://github.com/dianping/cat
add alert http api
add alert interface's document
add intro infos to rule config page
app crash log view  implement
Merge branch 'master' of https://github.com/dianping/cat
clean code
add doc
Merge pull request #604 from leonindy/master

add recover minute feature for alert policy, amend alert view page, add alert http api, add intro infos to rule config page
Merge pull request #605 from youyong205/master

refactor dependency
resolve conflicts
add feature
mofify jsp
Merge pull request #606 from jialinsun/master

app crash log view implement