* tests/derivations.scm ("derivation #:leaked-env-vars"): New test.

* doc/guix.texi (Running the Test Suite): Explain 'TESTS'.

* emacs/guix-ui-package.el (guix-search-by-name): New command.
* doc/emacs.texi (Emacs Commands): Document it.

* emacs/guix-ui-package.el (guix-search-by-name): Rename to...
  (guix-packages-by-name): ... this.  Complete package name.
* doc/emacs.texi (Emacs Commands): Likewise.

* gnu/packages/python.scm (python2-jsonschema)[inputs]: Add
python2-functools32.
(python2-wheel)[native-inputs]: Specify python2-jsonschema. Add
python2-functools32.
(python2-requests)[propagated-inputs]: Specify python2-wheel.
(python2-ipython)[inputs]: Specify python2-jsonschema, python2-requests.
(python2-rauth)[propagated-inputs]: Specify python2-requests.
* gnu/packages/openstack.scm (python2-requests-mock)[propagated-inputs]:
Specify python2-requests.
(python2-tempest-lib)[propagated-inputs]: Specify python2-jsonschema.
(python2-oslosphinx)[propagated-inputs]: Specify python2-requests.
(python2-keystoneclient)[porpagated-inputs]: Specify python2-requests.
[native-inputs]: Specify python2-oslosphinx, python2-requests-mock,
python2-tempest-lib.
(python2-swiftclient)[propagated-inputs]: Specify python2-requests,
python2-oslosphinx.

* gnu/packages/datamash.scm (datamash): Update to 1.1.0.

* build-aux/compile-all.scm: New file.
* Makefile.am (EXTRA_DIST): Add it.
(%.go, make-go): New rules.

* gnu/packages/databases.scm (mariadb): Update to 10.0.23.

* gnu/packages/rsync.scm (rsync): Update to 3.1.2.

* gnu/packages/music.scm (solfege)[inputs]: Add "lilypond".

* gnu/packages/music.scm (bristol)[arguments]: Add phase
"remove-sse-flags" to remove unsupported optimizations on platforms
other than x86_64 and i686.

Reported by Ricardo Wurmus <rekado@elephly.net>
at <http://debbugs.gnu.org/cgi/bugreport.cgi?bug=20433#39>.

* gnu/system/linux-initrd.scm (base-initrd): Remove "usbkbd".

* gnu/packages/version-control.scm (git-annex-remote-hubic): New variable.

* gnu/packages/python.scm (python-urllib3, python2-urllib3): New variables.

* gnu/packages/python.scm (python-wheel): Do it.

* gnu/packages/python.scm (python-pytest-cov): Do it.

* gnu/packages/python.scm (python2-functools32): New variable.

* gnu/packages/python.scm (python-pyasn1-modules)
(python2-pyasn1-modules): New variables.

* gnu/packages/python.scm (python-rauth, python2-rauth): New variables.

* gnu/packages/openstack.scm (python-swiftclient, python2-swiftclient):
New variables.

* gnu/packages/python.scm (python-futures, python2-futures): New variables.

* gnu/packages/openstack.scm (python-keystoneclient)
(python2-keystoneclient): New variables.

* gnu/packages/music.scm (vmpk): Update to 0.6.2a.

* gnu/packages/music.scm (drumstick): Update to 1.0.2.

* gnu/packages/video.scm (mpv)[inputs]: Add libvdpau.
[arguments]: Add gpl3 and zsh completion flags.

* gnu/packages/video.scm (vdpauinfo): New variable.

* gnu/packages/video.scm (libvdpau): New variable.

* gnu/packages/admin.scm (autojump): New variable.

* gnu/packages/ocaml.scm (hevea): Update to 2.28.
  [arguments]: Add 'patch-/bin/sh phase.

* gnu/packages/ocaml.scm (unison)[source]: Use svn-fetch with snippet.
  [outputs]: New field.
  [native-inputs]: Add ghostscript, texlive, hevea, and lynx.
  [arguments]: Add 'install-doc phase.

* gnu/packages/bioinformatics.scm (samtools-0.1)[arguments]: Add
  "LIBCURSES" make flag; delete "configure" phase; disable tests outside
  of "substitute-keyword-arguments".

* doc/guix.texi (Initial RAM Disk): Document kernel command-line
options.

* gnu/build/linux-modules.scm (file-name->module-name)
(module-black-list): New procedure.
* gnu/build/linux-modules.scm (load-linux-module*): Add #:black-list
parameter.
[black-listed?, load-dependencies]: New procedures.
Use them.

* emacs/guix-main.scm (system-generation-boot-parameters)
(system-generation-param-alist, system-generation-sexps): New procedures.
(entries): Add 'system-generation' entry type.
* emacs/guix-messages.el (guix-result-message): Use the same messages
  for 'generation' and 'system-generation' entry types.
* emacs/guix-ui-system-generation.el: New file.
* emacs.am (ELFILES): Add it.
* doc/emacs.texi (Emacs Commands): Document new commands.
* NEWS: Mention new interface.

Use 'installed' search type instead.

* emacs/guix-main.scm (%patterns-makers): Remove 'generation'.
  (package/output-sexps): Adjust accordingly.
* emacs/guix-ui-generation.el (guix-generation-info-insert-number):
  Replace 'generation' search with 'installed'.
  (guix-generation-list-show-packages): Likewise.
* emacs/guix-messages.el (guix-messages): Remove 'generation'.

* emacs/guix-main.scm (generation-package-specifications): Rename to...
  (profile-package-specifications): ... this.  Take a single 'profile'
  argument.
  (generation-difference): Rename to...
  (profile-difference): ... this.  Take profiles as arguments.
  (package/output-sexps): Adjust accordingly.
* emacs/guix-ui-generation.el (guix-generation-list-profiles-to-compare):
  New procedure.
  (guix-generation-list-show-added-packages)
  (guix-generation-list-show-removed-packages): Use it.
* emacs/guix-messages.el (guix-messages): Replace 'generation-diff' with
  'profile-diff'.
  (guix-message-outputs-by-diff): Adjust accordingly.

For a usual profile, packages are placed in a profile directory itself,
but for a system profile, packages are placed in 'profile'
sub-directory.  So we need to do some special cases for system profiles
to find packages there as well.

* emacs/guix-base.el (guix-packages-profile): New procedure.
  (guix-manifest-file): Use it.  Add optional 'system?' argument.
* emacs/guix-ui-generation.el (guix-system-generation?)
  (guix-generation-current-packages-profile):  New procedures.
  (guix-generation-packages, guix-generation-insert-packages): Remove
  'generation' argument.
  (guix-generation-packages-buffer): Add optional 'system?' argument.
  (guix-profile-generation-manifest-file)
  (guix-profile-generation-packages-buffer): Adjust accordingly.
* emacs/guix-main.scm (generation-package-specifications+paths): Rename to...
  (profile->specifications+paths): ... this.  Use a single 'profile' argument.

* emacs/guix-profiles.el (guix-system-profile): New variable.

* guix/scripts/system.scm (previous-grub-entries)
  (display-system-generation): Use accessors instead of matching
  <boot-parameters>.
  (boot-parameters, boot-parameters?, boot-parameters-label)
  (boot-parameters-root-device, boot-parameters-kernel)
  (boot-parameters-kernel-arguments, read-boot-parameters): Move to...
* gnu/system.scm: ... here. Export them.

* gnu/packages/python.scm (python-hy, python2-hy): New variables.