Merge branch 'master' into core-updates

gnu: lapack: Install libraries to PREFIX/lib, not PREFIX/lib64.

This fixes a regression introduced in
ef39a17717a10a7f406730258acfdb07934c7255, which would break
python-scipy ("undefined reference to `zungqr_'").

* gnu/packages/maths.scm (lapack)[arguments]: Add
"-DCMAKE_INSTALL_LIBDIR" to #:configure-flags.

gnu: scotch: Build in 64-bit mode on 64-bit machines.

* gnu/packages/maths.scm (scotch)[arguments] <configure>: Add
"INTSIZE64" CPP flag.

gnu: lapack: Build with LAPACKE_WITH_TMG=ON.

* gnu/packages/maths.scm (lapack)[arguments]: Pass
"-DLAPACKE_WITH_TMG=ON".

gnu: lapack: Update to 3.7.1.

* gnu/packages/maths.scm (lapack): Update to 3.7.1.

Merge branch 'master' into core-updates

gnu: hdf5: Update to 1.8.19.

* gnu/packages/maths.scm (hdf5): Update to 1.8.19.
[source]: Update uri.

gnu: gsl: Update to 2.4.

* gnu/packages/maths.scm (gsl): Update to 2.4.
[arguments]: Remove #:parallel-tests?.

gnu: Move contents of zip module into compression module.

* gnu/packages/zip.scm (zip, unzip, zziplib, perl-zip): Move to...
* gnu/packages/compression.scm: ...here.
* gnu/packages/zip.scm: Delete file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Unregister deleted file.
* po/packages/POTFILES.in: Unregister deleted file.
* gnu/packages/{audio, avr, bioinformatics, busybox, cdrom, ci, compression,
docbook, documentation, fonts, fpga, game-development, games, gl, gnome,
gnuzilla, graphics, guile, haskell, image, java, kodi, ldc, libreoffice,
markup, maths, mc, monitoring, music, php, pretty-print, python, scheme,
smalltalk, statistics, synergy, tex, textutils, video, web-browsers, xml,
zip}.scm, guix/build-system/{ant, font}.scm, guix/{download, packages}.scm:
Adapt module import.

Merge branch 'master' into core-updates

gnu: glpk: Update to 4.62.

* gnu/packages/maths.scm (glpk): Update to 4.62.

Merge branch 'master' into core-updates

This merge commit includes a fix for CVE-2017-6512 in Perl 5.26.0.

gnu: maxima: Update to 5.40.0.

* gnu/packages/maths.scm (maxima): Update to 5.40.0.

Merge branch 'master' into core-updates

gnu: flex-2.6.1: Remove variable.

* gnu/packages/flex.scm (flex-2.6.1): Remove variable.
* gnu/packages/bootloaders.scm (grub, dtc): Use flex instead of flex-2.6.1.
* gnu/packages/embedded.scm (propeller-binutils, binutils-vc4): Likewise.
* gnu/packages/maths.scm (scotch): Likewise.
* gnu/packages/wine.scm (wine): Likewise.

Merge branch 'master' into staging

gnu: Add ocaml4.01-gsl.

* gnu/packages/maths.scm (ocaml4.01-gsl): New variable.

gnu: Add netcdf-fortran.

* gnu/packages/maths.scm (netcdf-fortran): New variable.

Merge branch 'master' into staging

gnu: gnuplot: Update to 5.0.6.

* gnu/packages/maths.scm (gnuplot): Update to 5.0.6.