Merge pull request #3 from dianping/develop

Develop
add task log feature
Merge branch 'master' of https://github.com/sunryuan/Taurus-1
modify task log html
hadoop authority fail not effect task execute
Bug fix
Bug fix
Bug fix
Merge pull request #59 from yixzhang/develop

OK。
fix bug
Merge pull request #57 from sunryuan/master

new features
Merge pull request #58 from ainilife/master

Bug Fix
Bug Fix
Error page & Bug fix
fix bugs
refact agent
refact agent
refact agent
Bug Fix
CSS improve