biheng/uppy: 现代化的上传组件。 @ d9b9faab467ef736bb4b1fe0263ddfde45efbf6f

Artur Paikin 934f8a6848 Utils, defaultOptions		%!s(int64=9) %!d(string=hai) anos
..
Transloadit.js	7e988872b0 Form with file select fallback in playground, comments, check support for drag & drop in the browser	%!s(int64=9) %!d(string=hai) anos
Transloadit.scss	d07360a207 Rename to uppy	%!s(int64=9) %!d(string=hai) anos
Utils.js	934f8a6848 Utils, defaultOptions	%!s(int64=9) %!d(string=hai) anos
index.js	d53e010496 Fixed build example issue	%!s(int64=9) %!d(string=hai) anos