gnu: Add python-testtools. * gnu/packages/python.scm (python-testtools, python2-testtools): New variables.
gnu: Add python-scripttest. * gnu/packages/python.scm (python-scriptest, python2-scripttest): New variables.
gnu: Add python-pytest. * gnu/packages/python.scm (python-pytest, python2-pytest): New variables.
gnu: Add python-py. * gnu/packages/python.scm (python-py, python2-py): New variables.
gnu: Add python-unittest2. * gnu/packages/python.scm (python-unittest2, python2-unittest2): New variables.
gnu: Add python-nose. * gnu/packages/python.scm (python-nose, python2-nose): New variables.
gnu: Add python-extras. * gnu/packages/python.scm (python-extras, python2-extras): New variables.
gnu: Add python-mimeparse. * gnu/packages/python.scm (python-mimeparse, python2-mimeparse): New variables.
gnu: Add python-unidecode. * gnu/packages/python.scm (python-unidecode, python2-unidecode): New variables.
gnu: Add python-jsonschema. * gnu/packages/python.scm (python-jsonschema, python2-jsonschema): New variables.
gnu: Add python2-requests. * gnu/packages/python.scm (python2-requests): New variable.
gnu: Add python-certifi. * gnu/packages/python.scm (python-certifi, python2-certifi): New variables.
gnu: Add python-pyld. * gnu/packages/python.scm (python-pyld, python2-pyld): New variables.
gnu: Add python-exif-read. * gnu/packages/python.scm (python-exif-read, python2-exif-read): New variables.
gnu: Avoid circular dependency among modules. Reported by Alex Kost <alezost@gmail.com>. * gnu/packages/python.scm: Don't use #:select for (gnu packages zip).
gnu: Add jrnl, python-pycrypto, python-keyring, python-parsedatetime, and python-tzlocal. * gnu/packages/jrnl.scm: New file. * gnu-system.am (GNU_SYSTEM_MODULES): Add it. * gnu/packages/python.scm (python-pycrypto, python-keyring, python-dateutil-2, python-parsedatetime, python-tzlocal): New variables.
gnu: Add behave, python-six, python-enum34, python-parse-type, and python-parse. * gnu/packages/python.scm (python-six, python-enum34, python-parse-type, python-parse, behave): New variables.
Merge branch 'master' into core-updates
gnu: Add python-mock. * gnu/packages/python.scm (python-mock): New variable.
gnu: Add python-lockfile. * gnu/packages/python.scm (python-lockfile): New variable.