branch master updated (a1ca1b7 -> 0276f69)

[Ludovic Courtès]

civodul pushed a change to branch master
in repository guix.

      from  a1ca1b7   emacs: Don't override the user's 'geiser-guile-load-path'.
       new  4dfbdcb   linux-boot: Don't catch exceptions thrown by 
'mount-root-file-system'.
       new  96ffa27   vm: Formalize use of '-virtfs' options.
       new  fcf63cf   vm: Introduce 'file-system-mapping'.
       new  0276f69   guix system: Add '--share' and '--expose' options for 
'vm'.

The 4 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.


Summary of changes:
 doc/guix.texi            |   15 ++++++
 gnu/build/linux-boot.scm |   60 +++++++++++-------------
 gnu/system/vm.scm        |  118 ++++++++++++++++++++++++++++++++++++----------
 guix/scripts/system.scm  |   45 ++++++++++++++++--
 4 files changed, 176 insertions(+), 62 deletions(-)