branch wip-environment created (now 384b04e)

[Ludovic Courtès]

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

        at  384b04e   environment: Define 'GUIX_ENVIRONMENT'.

This branch includes the following new commits:

       new  b53f7e7   tests: Add tests for 'guix environment'.
       new  ee65d6c   environment: Add only the specified outputs of the 
dependencies.
       new  ddb605a   environment: Add --system.
       new  3215530   environment: For --ad-hoc, allow users to specify an 
output.
       new  aa02c53   environment: Improve error reporting for '-l'.
       new  3e54697   doc: Mention .bashrc vs. .bash_profile for 'guix 
environment'.
       new  384b04e   environment: Define 'GUIX_ENVIRONMENT'.

The 7 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.