Yao Ding

Update all docs on the usage of pug

6

Eagle.js doesn't depend on pug and it is discouraging for some people are under the impression that eagle.js does. - [x] eagle.js - [ ] eaglejs-demo

In `main.js` line 19: ``` if (i >= 0 && i < options.length - 1) { ``` I think it should be: ``` if (i >= 0 && i