gnu: move miscfiles into gnu-doc.scm

* gnu/packages/miscfiles.scm: Remove file.
* gnu-sytem.am: Remove it.
* gnu/packages/gnu-doc.scm (miscfiles): Move here.

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

gnu: Add gnu-standards.

* gnu/packages/gnu-doc.scm: New file.
* gnu-system.am: Add it.

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

cvs: Disable compression.

Reported by Jan Nieuwenhuizen <janneke@gnu.org>.

* guix/build/cvs.scm (cvs-fetch): Use -z0.

cvs: Allow checkouts when /tmp is a different device.

* guix/build/cvs.scm (cvs-fetch): Use 'copy-recursively' instead of
'rename-file'.

Co-authored-by: Ludovic Courtès <ludo@gnu.org>

gnu: font-gnu-freefont-ttf: Update to 20120503 and build from source.

* gnu/packages/fonts.scm (font-gnu-freefont-ttf): Update to 20120503.
[arguments]: Build from source.

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

profiles: Use the right 'package-name->name+version'.

* guix/profiles.scm: Use 'package-name->name+version' from (guix build
utils).  Fixes 'find-among-store-items' in 'gtk-icon-themes'.

gnu: gnupg-2.0: Update to 2.0.30.

* gnu/packages/gnupg.scm (gnupg-2.0): Update to 2.0.30.

ant-build-system: Keep jar manifest.

* guix/build/ant-build-system.scm (default-build.xml): Generate default
manifest.
(strip-jar-timestamps): Repack jar archive with zip.

build-system/ant: Add zip.

* guix/build-system/ant.scm (default-zip): New variable.
(lower): Add zip to native inputs.

build-system/r: Support "substitutable?" flag.

* guix/build-system/r.scm (r-build): Support the "substitutable?" flag.

gnu: Add nmap.

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

Co-authored-by: Leo Famulari <leo@famulari.name>

licenses: Add the nmap license.

* guix/licenses.scm (nmap): New variable.

import: Add Hackage updater.

* guix/import/hackage.scm (guix-package->hackage-name, hackage-package?)
  (latest-release): New procedures.
  (%hackage-updater): New variable.
* guix/scripts/refresh.scm (%updaters): Add it.
* doc/guix.texi (Invoking guix refresh): Mention it.

import: hackage: Silence download output.

* guix/import/hackage.scm (hackage-fetch): Use http-fetch to avoid
  progress output from url-fetch.

import: hackage: Factorize url synthesis.

* guix/import/hackage.scm (hackage-source-url, hackage-cabal-url): New
  procedures.
  (hackage-fetch, hackage-module->sexp): Use them.

doc: Small fixes for typos and missing words.

* doc/guix.texi (The Store Monad): Add a dot at the end of a sentence.
  (The Store Monad): Add "are" to make a complete sentence.
  (G-Expressions): Fix typo.

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

doc: Clarify how to use the '#:python' parameter.

* doc/guix.texi (Build Systems): Clearly distinguish between the package that
provides the Python interpreter for the build and the package that is to be
built.  Also, mention why one might want to use a specific Python version.

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

gnu: Add python2-s3cmd.

* gnu/packages/python.scm (python2-s3cmd): New variable.

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

gnu: Add python-magic.

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

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

ui: Add comment on the translation of "current".

* guix/ui.scm (display-generation): Add "TRANSLATORS" comment.