branch wip-container created (now 28723ea)

[David Thompson]

davexunit pushed a change to branch wip-container
in repository guix.

        at  28723ea   scripts: Add 'container' subcommand.

This branch includes the following new commits:

       new  bc2f2c3   build: syscalls: Add additional mount flags.
       new  de61c59   build: syscalls: Add unmount flags.
       new  0a8a582   build: syscalls: Add mkdtemp!
       new  31fbabd   utils: Add call-with-temporary-directory.
       new  b5e8118   build: syscalls: Add clone syscall wrapper.
       new  1aba6fa   build: syscalls: Add setns syscall wrapper.
       new  f9b58e4   build: syscalls: Add pivot-root.
       new  a8cd716   gnu: build: Add Linux container module.
       new  6150063   gnu: system: Move <file-system-mapping> into (gnu system 
file-systems).
       new  37e90b6   gnu: system: Move file-system->spec to (gnu system 
file-systems).
       new  3bb1edc   gnu: system: Add Linux container module.
       new  f290f2a   gnu: system: Add Linux container file systems.
       new  5b2d1a7   scripts: system: Add 'container' action.
       new  84a2397   scripts: environment: Add --container option.
       new  28723ea   scripts: Add 'container' subcommand.

The 15 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.