gnu: multiqc: Update to 1.2.

* gnu/packages/bioinformatics.scm (multiqc): Update to 1.2.
[source]: Remove patches.
[arguments]: Remove to enable tests.
[propagated-inputs]: Add python-spectra, python-requests, python-markdown,
python-lzstring.
* gnu/packages/patches/multiqc-fix-git-subprocess-error.patch: Delete file.
* gnu/local.mk (dist_patch_DATA): Remove it.

gnu: Add python-spectra.

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

gnu: Add python-colormath.

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

gnu: python-jinja2: Update to 2.9.6.

* gnu/packages/python.scm (python-jinja2): Update to 2.9.6.
[arguments]: Add build phase "delete-incompatible-files".

gnu: Add python-lzstring.

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

gnu: hyperrogue: Update to 10.0g.

* gnu/packages/games.scm (hyperrogue): Update to 10.0g.

gnu: Add linkchecker.

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

gnu: kdevelop: Update to 5.1.2.

* gnu/packages/kde.scm (kdevelop, kdevplatform): Update to 5.1.2.

gnu: coda: Update to 2.18.2.

* gnu/packages/maths.scm (coda): Update to 2.18.2.

gnu: Add fzy.

* gnu/packages/shellutils.scm (fzy): New variable.

gnu: wine: Update to 2.0.2.

* gnu/packages/wine.scm (wine): Update to 2.0.2.

gnu: electrum: Update to 2.9.3.

* gnu/packages/finance.scm (electrum): Update to 2.9.3.
[inputs]: Add python2-pyaes, python2-pysocks. Remove python2-slowaes.

gnu: Add python-pyaes.

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

gnu: Add python-pysocks.

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

gnu: dtach: Install man page.

* gnu/packages/screen.scm (dtach)[arguments]: Install the dtach(1) man page.

gnu: nginx: Install man page.

* gnu/packages/web.scm (nginx)[arguments]: Install the nginx(8) man page,
and add a comment about the non-GNU configure script.

Update e-mail for Kei Kebreau.

* .mailmap: Map kei@openmailbox.org to current address.
* gnu/local.mk: Replace kei@openmailbox.org to current address.
* gnu/packages/backup.scm: Likewise.
* gnu/packages/calendar.scm: Likewise.
* gnu/packages/check.scm: Likewise.
* gnu/packages/compression.scm: Likewise.
* gnu/packages/documentation.scm: Likewise.
* gnu/packages/emacs.scm: Likewise.
* gnu/packages/fltk.scm: Likewise.
* gnu/packages/freedesktop.scm: Likewise.
* gnu/packages/game-development.scm: Likewise.
* gnu/packages/games.scm: Likewise.
* gnu/packages/gnome.scm: Likewise.
* gnu/packages/gnustep.scm: Likewise.
* gnu/packages/gtk.scm: Likewise.
* gnu/packages/hexedit.scm: Likewise.
* gnu/packages/image.scm: Likewise.
* gnu/packages/maths.scm: Likewise.
* gnu/packages/music.scm: Likewise.
* gnu/packages/xfce.scm: Likewise.
* gnu/packages/python.scm: Likewise.
* gnu/packages/tcl.scm: Likewise.
* gnu/packages/textutils.scm: Likewise.
* gnu/packages/video.scm: Likewise.
* gnu/packages/w3m.scm: Likewise.
* gnu/packages/web.scm: Likewise.
* gnu/packages/web-browsers.scm: Likewise.
* gnu/packages/patches/wmfire-update-for-new-gdk-versions.patch: Likewise.

gnu: perl-tk: Update to 804.034.

* gnu/packages/tcl.scm (perl-tk): Update to 804.034.

gnu: font-mathjax, js-mathjax: Remove hard-coded version.

* gnu/package-s/javascript.scm (font-mathjax, js-mathjax)[arguments]: Re-use
font-mathjax's ‘version’ field instead of duplicating the version number.

gnu: font-mathjax: Update to 2.7.2.

* gnu/packages/javascript.scm (font-mathjax): Update to 2.7.2.