gnu: guix: Update to 0.8.2.

* gnu/packages/package-management.scm (guix-0.8.1): Rename to...
  (guix-0.8.2): ... this.  Update to 0.8.2.  Adjust users.
  (guix): Set to GUIX-0.8.2.

gnu: bool: Synchronize synopsis and description with upstream.

* gnu/packages/search.scm (bool): Synchronize synopsis & description
  with GNU.

gnu: guix-0.8.1: Add gnutls to propagated inputs.

* gnu/packages/package-management.scm (guix-0.8.1): Add gnutls to propagated
  inputs.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu: lftp: Add alternate URL for old tarballs.

* gnu/packages/ftp.scm (lftp)[source]: Add /old alternate URL.

gnu: Tweak a few synopses and descriptions reported by 'lint'.

* gnu/packages/haskell.scm (ghc-text)[synopsis]: Remove period.
  [description]: Two space after end-of-sentence periods.
  (ghc-http)[description]: Likewise.
* gnu/packages/image.scm (libwebp)[description]: Likewise.
* gnu/packages/libedit.scm (libedit)[description]: Likewise.
* gnu/packages/kde.scm (oxygen-icons)[synopsis]: Capitalize.

gnu: e2fsprogs: Remove references to linux-libre-headers.

This removes the final linux-libre-headers and its references (including
bootstrap-binaries) from the closure.

* gnu/packages/linux.scm (e2fsprogs)[arguments]: Augment 'install-libs'
  phase to make .a files writable.

gnu: icecat: Apply fixes for CVE-2015-{0797,2708,2710,2713,2716}.

* gnu/packages/patches/icecat-CVE-2015-0797.patch,
  gnu/packages/patches/icecat-CVE-2015-2708-pt1.patch,
  gnu/packages/patches/icecat-CVE-2015-2708-pt2.patch,
  gnu/packages/patches/icecat-CVE-2015-2708-pt3.patch,
  gnu/packages/patches/icecat-CVE-2015-2708-pt4.patch,
  gnu/packages/patches/icecat-CVE-2015-2710-pt1.patch,
  gnu/packages/patches/icecat-CVE-2015-2710-pt2.patch,
  gnu/packages/patches/icecat-CVE-2015-2710-pt3.patch,
  gnu/packages/patches/icecat-CVE-2015-2713-pt1.patch,
  gnu/packages/patches/icecat-CVE-2015-2713-pt2.patch,
  gnu/packages/patches/icecat-CVE-2015-2716.patch: New files.
* gnu-system.am (dist_patch_DATA): Add them.
* gnu/packages/gnuzilla.scm (icecat): Add patches.

gnu: sharutils: Correct source hash.

This is a followup to 512da657d747ab157f8ca49442e67bd7452ba676.

* gnu/packages/compression.scm (sharutils): Correct source hash.

gnu: sharutils: Update to 4.15.1.

* gnu/packages/compression.scm (sharutils): Update to 4.15.1.

gnu: autogen: Update to 5.18.5.

* gnu/packages/autogen.scm (autogen): Update to 5.18.5.  Add pkg-config to
  native-inputs.

gnu: gnubik: Update to 2.4.2.

* gnu/packages/games.scm (gnubik): Update to 2.4.2.

gnu: gnupg: Update to 2.1.4.

* gnu/packages/gnupg.scm (gnupg): Update to 2.1.4.

gnu: Add miredo.

* gnu/packages/networking.scm (miredo): New variable.

gnu: inetutils: Update to 1.9.3.

* gnu/packages/patches/inetutils-syslogd.patch: Remove.
* gnu-system.am (dist_patch_DATA): Adjust accordingly.
* gnu/packages/admin.scm (inetutils): Bump to 1.9.3.
  [source]: Remove patch.
  [native-inputs]: Remove.

gnu: Add bool.

* gnu/packages/search.scm (bool): New variable.

gnu: icu4c: Update to 55.1.

* gnu/packages/icu4c.scm (icu4c): Update to 55.1.

gnu: icedtea6: Add target-dependent include directory to CPATH.

* gnu/packages/java.scm (gcj-4.8)[arguments]: Add target-dependent GCJ include
  directory to CPATH environment variable.

gnu: gnome-icon-theme: Move GTK+ and icon-naming-utils to 'native-inputs'.

* gnu/packages/gnome.scm (gnome-icon-theme): Move inputs to native-inputs.

gnu: gnome-icon-theme: Update to 3.12.0.

* gnu/packages/gnome.scm (gnome-icon-theme): Update to 3.12.0.

install: desktop.tmpl: Add "netdev" to the user's supplementary groups.

* gnu/system/examples/desktop.tmpl: Add "netdev" to the user's supplementary
  groups.