使用冬青字体
Merge branch 'master' of https://github.com/fex-team/agroup

* 'master' of https://github.com/fex-team/agroup:
  去掉没有用的代码
  add markdown page preview
  update
Merge branch 'master' of https://github.com/fex-team/agroup

* 'master' of https://github.com/fex-team/agroup:
  重构上传逻辑
  新增强大和牛逼的图片resize服务
  switch preview-content text overflow to auto
  add marked and highlight module for beautify document preview
  update
  update get latestFile model
  update
  跑通创建流程
  add https://github.com/sindresorhus/github-markdown-css
Merge branch 'master' of https://github.com/fex-team/agroup

* 'master' of https://github.com/fex-team/agroup:
  update
  完善增删改查
  更新时间显示样式