SHFileDownload

对AFNetworking二次封装，实现文件下载与预览功能。

现在的进展：【备】：由于网速比较慢，影响了下载进度😂
![gif图片](https://raw.githubusercontent.com/Ellerbe/SHFileDownload/master/Download.gif)

Name		Name	Last commit message	Last commit date
Latest commit History 12 Commits
SHFileDownload		SHFileDownload
SHFileDownloadDemo		SHFileDownloadDemo
.gitignore		.gitignore
Download.gif		Download.gif
LICENSE		LICENSE
README.md		README.md
SHFileDownload.podspec		SHFileDownload.podspec

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