branch wip-ui created (now 322a440)

[Ludovic Courtès]

civodul pushed a change to branch wip-ui
in repository guix.

        at  322a440   perform-download: Optionally report a "download-progress" 
trace.

This branch includes the following new commits:

       new  2393392   progress: 'progress-reporter-report!' takes any number of 
arguments.
       new  5778b41   substitute: Progress port really closes underlying port.
       new  9576afc   progress: Add 'display-download-progress'.
       new  4933614   Add (guix status) and use it for pretty colored output.
       new  322a440   perform-download: Optionally report a "download-progress" 
trace.

The 5 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "adds" were already present in the repository and have only
been added to this reference.