参考信息
django-ckeditor本地图片上传功能:https://www.jianshu.com/p/882cf85b604f
django+ckeditor+七牛云,图片上传到七牛云:http://xieboke.net/article/56/
使用
1. 安装 django-ckeditor
pip install django-ckeditor
2. setting.py配置INSTALLED_APPS
3. 编写ckeditor_storage.py
```