removed an empry folder
updated git ignore file
完成：主页公告显示
refactored code
deleted chinese license
完成：公告修改前端
修改：NotificationService简单重构

以后推送通知使用静态方法NotificationService.push/pushtemp
fixed api bugs
commit again
updated nuget packages
Merge pull request #96 from Zjazure/release-candidate

daily merge 20141018