gnu: Add python-zope-security. * gnu/packages/python.scm (python-zope-security, python2-zope-security): New variables.
gnu: Add python-zope-location. * gnu/packages/python.scm (python-zope-location, python2-zope-location): New variables.
gnu: Add python-zope-proxy. * gnu/packages/python.scm (python-zope-proxy, python2-zope-proxy): New variables.
gnu: Add python-zope-configuration. * gnu/packages/python.scm (python-zope-configuration, python2-zope-configuration): New variables.
gnu: Add python-zope-schema. * gnu/packages/python.scm (python-zope-schema, python2-zope-schema): New variables.
gnu: Add python-zope-i18nmessageid. * gnu/packages/python.scm (python-zope-i18nmessageid, python2-zope-i18nmessageid): New variables.
gnu: Add python-zope-testrunner. * gnu/packages/python.scm (python-zope-testrunner, python2-zope-testrunner): New variables.
gnu: Add python-zope-testing. * gnu/packages/python.scm (python-zope-testing, python2-zope-testing): New variables.
gnu: Add python-zope-exceptions. * gnu/packages/python.scm (python-zope-exceptions, python2-zope-exceptions): New variables.
gnu: Add python-zope-interface. * gnu/packages/python.scm (python-zope-interface, python2-zope-interface): New variables.
gnu: Add python-zope-event. * gnu/packages/python.scm (python-zope-event, python2-zope-event): New variables.
gnu: python2-seaborn: Use custom 'python2-' packages. * gnu/packages/python.scm (python2-seaborn): Use customized 'python2-' versions of 'matplotlib', 'pandas' and 'scipy'.
gnu: python2-scikit-image: Use custom 'python2-' packages. * gnu/packages/python.scm (python2-scikit-image): Use customized 'python2-' versions of 'matplotlib', 'numpy' and 'scipy'.
gnu: python2-pandas: Use custom 'python2-numpy'. * gnu/packages/python.scm (python2-pandas): Do it.
gnu: python2-ipython: Use custom 'python2-numpy'. * gnu/packages/python.scm (python2-ipython): Do it.
gnu: python-matplotlib: Adjust path to figures in 'info' file. * gnu/packages/python.scm (python-matplotlib): Do it.
gnu: python-ipython: Don't use the bootstrap version of 'python-numpy'. * gnu/packages/python.scm (python-ipython): Do it.
gnu: python-matplotlib: Add 'TkAgg' backend and update to version '1.4.3'. * gnu/packages/python.scm (python-matplotlib, python2-matplotlib): Do it. * gnu/packages/patches/matplotlib-setupext-tk.patch: New file. * gnu-system.am (dist_patch_DATA): Add the new patch.
gnu: python-six: Update to 1.10.0. * gnu/packages/python.scm (python-six): Update to 1.10.0. [source]: Change uri to pypi format.
gnu: python-babel: Update to 2.1.1. * gnu/packages/python.scm (python-babel): Update to 2.1.1. [source]: Change uri to pypi format.