Merge pull request #314 from leoliang/master

1. add root & error_log support for vs profile; 2. add exact match type ...
修复bug
Merge branch 'slb' of github.com:dianping/phoenix into softbalance
Merge pull request #315 from atellwu/softbalance

Softbalance 修复界面的bug
修复nginx模板的bug
Merge pull request #316 from atellwu/softbalance

修复nginx模板的bug