Bug#1087510: ITP: golang-github-karpeleslab-reflink -- Reflink file copy in Go

["Reinhard Tartler" <siretart@tauware.de>]

Package: wnpp
Severity: wishlist
Owner: Reinhard Tartler <siretart@tauware.de>

* Package name    : golang-github-karpeleslab-reflink
  Version         : 1.0.1-1
  Upstream Author : Karpelès Lab Inc.
* URL             : https://github.com/KarpelesLab/reflink
* License         : Expat
  Programming Lang: Go
  Description     : Reflink file copy in Go

 Reflinks are a new kind of links found in btrfs and xfs which act
 similar to hard links, except modifying one of the two files will not
 change the other, and typically only the changed data will take space on
 the disk (copy-on-write).
 .
 This package provides a library for accessing reflinks

TODO: dependency of nydus snapshotter