基于 Github Issues 的单页面的使用案例导航

[souvc]

1. https://github.com/lifesinger/blog/issues
2. http://wuhaoworld.github.io/#/
3. https://github.com/getlantern/forum/issues
4. https://github.com/wuhaoworld/github-issues-blog
5. https://developer.github.com/v3/issues/
6. https://guides.github.com/features/issues/