Merge pull request #1 from dianping/master

get the latest code
Merge pull request #2 from dianping/master

pull the latest code from dianping
refactor code retriever, delete username & password in config
add new files for code retriever
Merge pull request #187 from marsqing/master

for leo to sync
Merge branch 'master' of https://github.com/dianping/phoenix into dianping-master

Conflicts:
	phoenix-dev/src/main/resources/META-INF/plexus/components.xml
Merge pull request #185 from yixzhang/master

refactor code retriever
Merge pull request #3 from dianping/master

拉取最新代码
HotRedeploy(还未重构，不能使用)
Merge pull request #188 from songtong/master

hot redeploy（未完成重构，暂不能使用）
support multiple column choose
refactor