packages: Use the target's system Guile when downloading patches. * guix/packages.scm (patch-and-repack)[patch-inputs]: Pass SYSTEM in 'package-source-derivation' call.
derivations: Export 'derivation-builder'. * guix/derivations.scm: Export 'derivation-builder'.
doc: Adjust misleading 'user-account' example. Reported by Sleep_Walker on #guix. * doc/guix.texi (Using the Configuration System): Remove numeric UID and GID from example.
monads: Add 'lift0'. * guix/monads.scm (lift0): New variable.
monads: Add 'mwhen' and 'munless'. * guix/monads.scm (mbegin): Add special '%current-monad' syntactic keyword. (mwhen, munless): New macros.
guix system: Use 'mbegin' for 'install'. * guix/scripts/system.scm (install): Use 'mbegin'. Lift FORMAT and POPULATE-ROOT-FILE-SYSTEM, and use the result.
gnu: Add gourmet. * gnu/packages/nutrition.scm: New file. * gnu-system.am (GNU_SYSTEM_MODULES): Add it.
gnu: Add python2-pygtk. * gnu/packages/gtk.scm (python2-pygtk): New variable.
gnu: Add python-pygobject. * gnu/packages/patches/python2-pygobject-2-gi-info-type-error-domain.patch: New file. * gnu-system.am (dist_patch_DATA): Add it. * gnu/packages/glib.scm (python-pygobject, python2-pygobject-2): New variables.
gnu: Add python-pycairo. * gnu/packages/gtk.scm (python-pycairo, python2-py2cairo): New variables.
gnu: Add python-elib.intl. * gnu/packages/python.scm (python-elib.intl, python2-elib.intl): New variables.
gnu: Add python-distutils-extra. * gnu/packages/python.scm (python-distutils-extra, python2-distutils-extra): New variables.
gnu: Add python-pillow. * gnu/packages/python.scm (python-pillow, python2-pillow): New variables.
gnu: Add python-sqlalchemy. * gnu/packages/python.scm (python-sqlalchemy, python2-sqlalchemy): New variables.
gnu: python: Add sqlite input. * gnu/packages/patches/python-sqlite-3.8.4-test-fix.patch, gnu/packages/patches/python2-sqlite-3.8.4-test-fix.patch: New patches. * gnu-system.am (dist_patch_DATA): Add them. * gnu/packages/python.scm (python-2)[source]: Add patch. [inputs]: Add sqlite. (python)[source]: Add patch.
gnu: subversion: Fix libtool wrapper execution in hooks. * gnu/packages/version-control.scm (subversion)[arguments]: New 'patch-libtool-wrapper-ls phase.
gnu: Add xclip. * gnu/packages/xdisorg.scm (xclip): New variable.
gnu: move xorg to xdisorg * gnu/packages/xorg.scm (xeyes, pixman, libdrm, libdrm-2.4.33, mtdev): Move to ... * gnu/packages/xdisorg.scm: New file. * gnu-system.am (GNU_SYSTEM_MODULES): Add it.
gnu: Add numpy. * gnu/packages/python.scm (python-numpy, python2-numpy): New variables.
gnu: bittorrent: Build with 'glib-or-gtk-build-system'. Fixes <http://bugs.gnu.org/19128>. * gnu/packages/bittorrent.scm (transmission)[build-system]: Change to GLIB-OR-GTK-BUILD-SYSTEM. [arguments]: Add #:glib-or-gtk-wrap-excluded-outputs argument.