Merge branch 'master' into core-updates

gnu: python-graphql-relay: Skip the test phase.

* gnu/packages/python.scm (python-graphql-relay,
python2-graphql-relay)[arguments]: Set #:tests? #f

gnu: python-consul: Skip the test phase.

* gnu/packages/python.scm (python-consul, python2-consul)[arguments]:
Set #:tests? #f.

gnu: Add python-shapely and python2-shapely.

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

gnu: python: Use HTTPS for ipython.org home pages.

* gnu/packages/python.scm (python-ipython-genutils, python-traitlets)
(python-ipykernel, python-ipython, python-widgetsnbextension)
(python-ipywidgets)[home-page]: Use HTTPS.

gnu: python-matplotlib: Fix import failure

* gnu/packages/python.scm (python-matplotlib)[propagated-inputs]: Add
  python-pyqt.

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

Merge branch 'master' into core-updates

gnu: python-idna: Update to 2.6.

* gnu/packages/python.scm (python-idna): Update to 2.6.

gnu: pelican: Enable Markdown support.

* gnu/packages/python.scm (pelican)[propagated-inputs]: Add python-markdown to
support Markdown as mentioned in the package description.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: python-ply, python2-ply: Update to 3.10.

* gnu/packages/python.scm (python-ply): Update to 3.10.

gnu: snakemake: Update to 4.4.0.

* gnu/packages/python.scm (snakemake): Update to 4.4.0.

gnu: python2-subprocess32: Skip the tests.

* gnu/packages/python.scm (python2-subprocess32)[arguments]: Skip the
tests.

gnu: Remove python-numpy-next.

This package was effectively superseded when NumPy was updated to 1.13.3.

This is a followup to commit 68014502793ab8f3b0162fa8271a2be288519f93.

* gnu/packages/python.scm (python-numpy-next, python2-numpy-next):
Remove variables.

gnu: python-numpy: Update to 1.13.3.

* gnu/packages/python.scm (python-numpy, python2-numpy): Update to 1.13.3.

gnu: python-click: Disable the test suite.

* gnu/packages/python.scm (python-click, python2-click)[arguments]: Skip
the tests.

gnu: python-click-log: Update to 0.2.1.

* gnu/packages/python.scm (python-click-log): Update to 0.2.1.

gnu: python-click-threading: Update to 0.4.4.

* gnu/packages/python.scm (python-click-threading): Update to 0.4.4.

gnu: Add python2-mmtk.

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

Merge branch 'master' into core-updates

gnu: Add python2-scientific.

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

Signed-off-by: Leo Famulari <leo@famulari.name>