* gnu/packages/guile.scm (package-for-guile-2.2): Remove.

* gnu/packages/mail.scm (mumi): Update to 0.0.0-3.ea5a738.

* gnu/packages/guile-xyz.scm (artanis): Update to 0.3.1.
[snippet]: Remove bundled guile-redis.
[inputs]: Add guile-redis.

Signed-off-by: Ricardo Wurmus <rekado@elephly.net>

* gnu/packages/guile.scm (artanis, guildhall, guile-aspell, guile-bash,
guile-8sync, guile-daemon, guile-dsv, guile-fibers, guile-syntax-highlight,
guile-sjson, guile-colorized, guile-pfds, guile-aa-tree, guile-simple-zmq,
jupyter-guile-kernel, guile-sparql, guile-debbugs, guile-email,
guile-debbugs-next, guile-newt, guile-mastodon, guile-parted, guile-xosd,
guile-dbi, guile-dbd-sqlite3, guile-config, guile-hall, guile-ics, guile-wisp,
guile-sly, g-wrap, guile-miniadapton, guile-reader, guile2.2-reader,
guile-ncurses, guile-ncurses/gpm, guile-lib, guile2.0-lib, guile2.2-lib,
guile-minikanren, guile2.0-minikanren, guile2.2-minikanren, guile-irregex,
guile2.0-irregex, guile2.2-irregex, haunt, guile2.0-haunt, guile2.2-haunt,
guile-redis, guile2.0-redis, guile2.2-redis, guile-commonmark,
guile2.0-commonmark, guile2.2-commonmark, mcron, mcron2): Move these variables
from here...
* gnu/packages/guile-xyz.scm: ...to this new file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.
* gnu/installer.scm,
gnu/packages/bioinformatics.scm,
gnu/packages/ci.scm,
gnu/packages/gtk.scm,
gnu/packages/guile.scm,
gnu/packages/mail.scm,
gnu/packages/package-management.scm,
gnu/packages/skribilo.scm,
gnu/packages/web.scm,
gnu/services/mcron.scm: Update module references.

* gnu/packages/check.scm (python-discover)[source]: Use PYPI-URI.

* gnu/packages/check.scm (python-testlib)[source]: Use PYPI-URI.

* gnu/packages/check.scm (python-testrepository-bootstrap)[source]: Use
PYPI-URI.

* gnu/packages/python-xyz.scm (python2-jsonrpclib)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python-pykafka)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python-configobj)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python-pretend)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python-prettytable)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python-pyflakes-0.8.1)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python-pep8-1.5.7)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python-ipython-genutils)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python-simplegeneric)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python-markupsafe)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python-jsonschema)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python-mimeparse)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python2-mechanize)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python-lockfile)[source]: Use PYPI-URI.

* gnu/packages/python-xyz.scm (python2-backport-ssl-match-hostname)[source]:
Use PYPI-URI.

* gnu/packages/python-web.scm (python-zope-security)[source]: Use PYPI-URI.

* gnu/packages/python-web.scm (python-zope-location)[source]: Use PYPI-URI.

* gnu/packages/python-web.scm (python-zope-proxy)[source]: Use PYPI-URI.

* gnu/packages/python-web.scm (python-zope-configuration)[source]: Use
PYPI-URI.

* gnu/packages/python-web.scm (python-zope-schema)[source]: Use PYPI-URI.

* gnu/packages/python-web.scm (python-zope-i18nmessageid)[source]: Use PYPI-URI.

* gnu/packages/python-web.scm (python-zope-testrunner)[source]: Use PYPI-URI.

* gnu/packages/python-web.scm (python-zope-exceptions)[source]: Use PYPI-URI.

* gnu/packages/python-web.scm (python-zope-interface)[source]: Use PYPI-URI.

* gnu/packages/python-web.scm (python-zope-event)[source]: Use PYPI-URI.

* gnu/packages/python-web.scm (python-wsgi-intercept)[source]: Use PYPI-URI.

* gnu/services/xorg.scm (%default-xorg-modules): Include xf86-video-amdgpu.
Rephrase comment to clarify the priority order.

* gnu/packages/xorg.scm (xf86-video-amdgpu): New variable.

* gnu/packages/kde.scm (krita): Update to 4.1.7.101.

* gnu/packages/emulators.scm (mgba): Update to 0.7.0.
[source]: Use git-fetch.
[arguments]: Remove "-DCMAKE_INSTALL_LIBDIR" configuration flag.

* gnu/packages/python-crypto.scm (python-ecdsa)[source]: Use PYPI-URI.

* gnu/packages/python-crypto.scm (python-py-bcrypt)[source]: Use PYPI-URI.

* gnu/packages/qt.scm (grantlee)[source]: Fetch via git.