gnu: guix-devel: Propagate Geiser.

* gnu/packages/package-management.scm (guix-devel)[propagated-inputs]:
  Add GEISER.

gnu: nix: Update to 1.8.

* gnu/packages/package-management.scm (nix): Update to 1.8.

gnu: guix: Update snapshot.

* gnu/packages/package-management.scm (guix-devel): Update snapshot.
  Remove now-unneeded sub-module stuff in the 'bootstrap' phase.

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

gnu: guix: Update snapshot.

* gnu/packages/package-management.scm (guix-devel): Update.

gnu: guix: Update snapshot.

* gnu/packages/package-management.scm (guix-devel): Update to post-0.8
  commit.
  (guix): Switch from GUIX-0.8 to GUIX-DEVEL.

gnu: guix: Update to 0.8.

* gnu/packages/package-management.scm (guix-0.7): Rename to...
  (guix-0.8): ... this.  Update to 0.8.  Adjust users accordingly.
  (guix): Switch from GUIX-DEVEL to GUIX-0.8.

gnu: guix: Fix hash of snapshot source.

* gnu/packages/package-management.scm (guix-devel): Fix hash, which was
  wrongfully input in commit a0e59dd.

gnu: guix: Update snapshot.

* gnu/packages/package-management.scm (guix-devel): Update snapshot.

gnu: guix: Add Emacs as an input.

* gnu/packages/package-management.scm (guix-0.7)[native-inputs]: Add
  Emacs.

gnu: guix: Update Git snapshot.

* gnu/packages/package-management.scm (guix-devel): Update to commit
  8ee0e71.

gnu: Move pkg-config to 'native-inputs' in various places.

* gnu/packages/glib.scm (libsigc++): Move pkg-config to
  'native-inputs'.
  (glibmm): Likewise.
* gnu/packages/mpd.scm (mpd): Likewise.
* gnu/packages/package-management.scm (guix-0.7): Likewise.
* gnu/packages/sdl.scm (sdl-net): Likewise.
  (sdl-ttf): Likewise.
* gnu/packages/xiph.scm (vorbis-tools): Likewise.

gnu: guix: Update development snapshot.

* gnu/packages/package-management.scm (guix-devel): Update to commit
  84934f4.

gnu: guix: Update development snapshot.

* gnu/packages/package-management.scm (guix-0.7): Make public.
  (guix-devel)[source]: Update to commit 14e84b2.
  [propagated-inputs]: New field.
  (guix): Alias for GUIX-DEVEL.

gnu: Add Nix.

This commit is dedicated to the Nix project, without which we wouldn't
be hacking all this today.  :-)

* gnu/packages/package-management.scm (nix): New variable.

Merge branch 'master' into core-updates

Conflicts:
	gnu-system.am

gnu: Synchronize GNU package descriptions with upstream.

These are mostly two-space-after-end-of-sentence-period changes
resulting from commit 3a09e1d2.

Merge branch 'master' into core-updates

Conflicts:
	gnu/packages/image.scm

gnu: Consolidate databases in (gnu packages databases).

* gnu/packages/databases.scm: New file, with the contents of the
  following deleted files.
* gnu/packages/mysql.scm, gnu/packages/postgresql.scm,
  gnu/packages/recutils.scm, gnu/packages/sqlite.scm,
  gnu/packages/bdb.scm: Remove.
* gnu-system.am (GNU_SYSTEM_MODULES): Adjust accordingly.
* gnu/packages/apl.scm, gnu/packages/dc.scm, gnu/packages/games.scm,
  gnu/packages/gnunet.scm, gnu/packages/linux.scm, gnu/packages/mail.scm,
  gnu/packages/mpd.scm, gnu/packages/nvi.scm, gnu/packages/openldap.scm,
  gnu/packages/package-management.scm, gnu/packages/python.scm,
  gnu/packages/qt.scm, gnu/packages/rdf.scm,
  gnu/packages/version-control.scm: Adjust to new module name.

Merge branch 'master' into core-updates