Merge pull request #311 from atellwu/softbalance

Softbalance
Merge pull request #312 from atellwu/softbalance

添加agentId； 重命名模型。
Merge pull request #313 from atellwu/softbalance

完善界面
1. add root & error_log support for vs profile; 2. add exact match type for location; 3. modify template
Merge pull request #314 from leoliang/master

1. add root & error_log support for vs profile; 2. add exact match type ...
Merge branch 'slb' of github.com:dianping/phoenix into softbalance