install: Omit /, /root, and /var from binary tarball.

* gnu/system/install.scm (self-contained-tarball): Pass
  "./root/.guix-profile", "./var/guix", and "./gnu" to 'tar' command instead
  of ".".

install: Files in the tarball are all root-owned.

Fixes a thinko introduced in 175ced4.

* gnu/system/install.scm (self-contained-tarball): Use "root:0" as the
  owner and group.
* doc/guix.texi (Binary Installation): Revert 175ced4.

install: Use the right user and group name for files in the binary tarball.

Suggested by Andreas Enge <andreas@enge.fr>
at <http://lists.gnu.org/archive/html/guix-devel/2015-05/msg00220.html>.

* gnu/system/install.scm (self-contained-tarball): Pass --owner and
  --group to 'tar'.
* doc/guix.texi (Binary Installation): Move group and account creation
  before extraction.  Make "run the daemon" a separate step.

install: Have several OS config templates under /etc/configuration.

* gnu/system/install.scm (configuration-template-service): Remove
  'local-template' and 'template'.  Add 'search' and 'templates'.
  [activate]: Copy all of TEMPLATES to /etc/configuration.
* doc/guix.texi (System Installation): Adjust file name accordingly.

doc: Rename OS config example.

* gnu/system/os-config.tmpl: Rename to...
* gnu/system/examples/bare-bones.tmpl: ... this.
* Makefile.am (EXAMPLES): Adjust accordingly.
* doc.am (doc/os-config.texi): Likewise.
* gnu/system/install.scm (configuration-template-service)[template]:
  Likewise.

install: Add bash-completion to the packages.

* gnu/system/install.scm (installation-os)[packages]: Add
  BASH-COMPLETION.

Merge branch 'master' into core-updates

Conflicts:
	gnu-system.am
	gnu/packages/gstreamer.scm

install: Add a procedure to build a self-contained binary tarball.

Suggested by Pjotr Prins <pjotr.public12@thebird.nl>
at <http://lists.gnu.org/archive/html/guix-devel/2015-04/msg00229.html>.

* gnu/build/install.scm (populate-single-profile-directory): New procedure.
* gnu/system/install.scm (self-contained-tarball): New procedure.
* Makefile.am (guix-binary.%.tar.xz): New target.

gnu: wpa-supplicant: Add dbus support; add wpa-supplicant-light.

* gnu/packages/admin.scm (wpa-supplicant-light): New variable containing the
  previous dbus-free package, but renamed.  Remove outdated TODO comments.
  (wpa-supplicant): Now inherits from wpa-supplicant-light but adds dbus
  support.
* gnu/system/install.scm (installation-os): Use wpa-supplicant-light.

install: Add iw to the packages.

* gnu/system/install.scm (installation-os)[packages]: Add IW.

install: Mention GSD.

* gnu/system/install.scm (installation-services): Mention the Guix
  System Distribution.

install: Make sure 'info' can decompress the Info files.

* gnu/system/install.scm (log-to-info): Add GZIP to $PATH.

monads: Move '%store-monad' and related procedures where they belong.

This turns (guix monads) into a generic module for monads, and moves the
store monad and related monadic procedures in their corresponding
module.

* guix/monads.scm (store-return, store-bind, %store-monad, store-lift,
  text-file, interned-file, package-file, package->derivation,
  package->cross-derivation, origin->derivation, imported-modules,
  compiled, modules, built-derivations, run-with-store): Move to...
* guix/store.scm (store-return, store-bind, %store-monad, store-lift,
  text-file, interned-file): ... here.
  (%guile-for-build): New variable.
  (run-with-store): Moved from monads.scm.  Remove default value for
  #:guile-for-build.
* guix/packages.scm (default-guile): Export.
  (set-guile-for-build): New procedure.
  (package-file, package->derivation, package->cross-derivation,
  origin->derivation): Moved from monads.scm.
* guix/derivations.scm (%guile-for-build): Remove.
  (imported-modules): Rename to...
  (%imported-modules): ... this.
  (compiled-modules): Rename to...
  (%compiled-modules): ... this.
  (built-derivations, imported-modules, compiled-modules): New
  procedures.
* gnu/services/avahi.scm, gnu/services/base.scm, gnu/services/dbus.scm,
  gnu/services/dmd.scm, gnu/services/networking.scm,
  gnu/services/ssh.scm, gnu/services/xorg.scm, gnu/system/install.scm,
  gnu/system/linux-initrd.scm, gnu/system/shadow.scm, guix/download.scm,
  guix/gexp.scm, guix/git-download.scm, guix/profiles.scm,
  guix/svn-download.scm, tests/monads.scm: Adjust imports accordingly.
* guix/monad-repl.scm (default-guile-derivation): New procedure.
  (store-monad-language, run-in-store): Use it.
* build-aux/hydra/gnu-system.scm (qemu-jobs): Add explicit
  'set-guile-for-build' call.
* guix/scripts/archive.scm (derivation-from-expression): Likewise.
* guix/scripts/build.scm (options/resolve-packages): Likewise.
* guix/scripts/environment.scm (guix-environment): Likewise.
* guix/scripts/system.scm (guix-system): Likewise.
* doc/guix.texi (The Store Monad): Adjust module names accordingly.

Merge branch 'master' into core-updates

install: Use a low-memory nscd caching policy.

* gnu/system/install.scm (%nscd-minimal-caches): New variable.
  (installation-services): Use as 'nscd-service' argument.

Merge branch 'master' into 'core-updates'.

system: Change "en_US.UTF-8" to "en_US.utf8".

* build-aux/hydra/demo-os.scm (locale): Change to "en_US.utf8".
* gnu/system/install.scm (installation-os)[locale]: Ditto.

install: Add wpa-supplicant to the image.

Reported by Amirouche Boubekki <amirouche.boubekki@gmail.com>.

* gnu/system/install.scm (installation-os)[packages]: Add
  WPA-SUPPLICANT.

install: Add Cryptsetup to the image.

Reported by Nikita Karetnikov.

* gnu/system/install.scm (installation-os)[packages]: Add CRYPTSETUP.
* doc/guix.texi (System Installation): Mention it.

services: Add 'auto-start?' field to <service>.

* gnu/services.scm (<service>)[auto-start?]: New field.
* gnu/services/dmd.scm (dmd-configuration-file): Honor it.
* gnu/system/install.scm (cow-store-service): Add 'auto-start?' field.