* gnu/packages/bioinformatics.scm (bioperl-minimal): New variable.

Prior to this commit the libpius modules would not be found and the default
GnuPG file name would be /usr/bin/gpg.

* gnu/packages/gnupg.scm (pius)[inputs]: Remove PYTHON-2.
  [build-system]: Switch to PYTHON-BUILD-SYSTEM.
  [arguments]: Add #:python.  Change to add a single phase,
  'set-gpg-file-name'.

Fixes <http://bugs.gnu.org/21280>.
Reported by Leo Famulari <leo@famulari.name>.

* tests/nar.scm (file-tree-equal?): Use #t as the initial result.  Btrfs would
  set nlink to 1 instead of 2 for an empty directory, thereby leading
  'file-tree-equal?' to return #f.

* gnu/packages/ratpoison.scm (ratpoison)[arguments]: Use modify-phases.
  [inputs]: Sort alphabetically.  Move ratpoison.desktop to ...
  [native-inputs]: ... here.

* gnu/packages/music.scm (pd): New variable.

* gnu/packages/tmux.scm (tmux): Update to 2.0.
  Update source uri and home-page to github.

* gnu/packages/weechat.scm (weechat): Update to 1.3.

* guix/ui.scm (package->recutils): Print "outputs:".

* gnu/packages/llvm.scm (llvm, clang-runtime, clang): Update to 3.6.2.

* gnu/packages/llvm.scm (clang-runtime-from-llvm): New function.
  (clang-from-llvm): Add clang-runtime argument and propagate clang-runtime
  input.
  (clang-runtime, clang-runtime-3.5): New variables.
  (clang, clang-3.5): Adapt to propagate clang-runtime modules.

* gnu/packages/llvm.scm (llvm)[arguments]: Remove phases argument.
  Add to configure-flags "-DCMAKE_SKIP_BUILD_RPATH=FALSE" and
  "-DCMAKE_BUILD_WITH_INSTALL_RPATH=FALSE".

* gnu/packages/haskell.scm (ghc-x11-xft): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/haskell.scm (ghc-x11): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/haskell.scm (ghc-data-default): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/haskell.scm (ghc-utf8-string): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/haskell.scm (ghc-data-default-instances-dlist):
  New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/haskell.scm (ghc-extensible-exceptions): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/haskell.scm (ghc-dlist): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/haskell.scm (ghc-data-default-instances-old-locale):
  New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/haskell.scm (ghc-data-default-instances-containers):
  New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/haskell.scm (ghc-data-default-instances-base): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/haskell.scm (ghc-data-default-class): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

Fixes <http://bugs.gnu.org/21318>.

* gnu/system/linux.scm (unix-pam-service)[password]: Add 'sha512' and
  'shadow' to arguments.

* gnu/packages/mpi.scm (hwloc)[inputs]: Move LIBPCIACCESS to...
  [propagated-inputs]: ... here.  New field.

* gnu/packages/wm.scm (i3status): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/wm.scm (libconfuse): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/wm.scm: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/xorg.scm (xcb-util-cursor): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/libevent.scm (libev): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/web.scm (libyajl): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/perl.scm (perl-pod-simple): New variable.

Signed-off-by: Eric Bavier <bavier@member.fsf.org>

* gnu/packages/ocaml.scm (lablgtk): New variable.

* gnu/packages/gnome.scm (libgnomeui): Propagate inputs libbonoboui and
  libgnomecanvas as stipulated by libgnomeui-2.0.pc.

* gnu/packages/gnome.scm (libglade): Propagate inputs gtk+-2 and libxml
  as stipulated by libglade-2.0.pc.

* gnu/packages/ocaml.scm (camlp4): Update to 4.02+6.

* gnu/packages/ocaml.scm (camlp5): Update to 6.14.

* gnu/packages/ocaml.scm (unison): New variable.

* gnu/packages/ocaml.scm (ocaml): Update to 4.02.3.

* gnu/packages/gnome.scm (gnome-desktop, gnome-themes-standard):
  Update to 3.16.2.

This is a followup to commit 4b58d88b.

* gnu/packages/gnome.scm (eog, epiphany, evince, gnome-desktop,
  gnome-klotski, gnome-mines, gnome-terminal, rhythmbox, seahorse,
  simple-scan, totem): Add LIBXML2 to native-inputs.
  (evince, gnome-desktop, rhythmbox): Move ITSTOOL to native-inputs.