branch wip-potluck created (now eb81966)

[Andy Wingo]

wingo pushed a change to branch wip-potluck
in repository guix.

        at  eb81966   gnu: Add potluck host-channel service.

This branch includes the following new commits:

       new  68fe9df   guix: Add "potluck" packages.
       new  572907d   guix hash: Add --git option to hash a git checkout.
       new  1ea716a   guix: Add git utility module.
       new  3d3b569   guix: Add "potluck" command.
       new  1781516   potluck: Add ability to load potluck package in sandbox.
       new  e004f73   gnu: Add find-package-binding.
       new  92bed28   potluck: Add ability to lower potluck package to guix 
package.
       new  ce2d563   potluck: Add host-channel subcommand.
       new  570a64b   doc: Document guix potluck.
       new  eb81966   gnu: Add potluck host-channel service.

The 10 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.