gnu: Add CTL.
* gnu/packages/graphics.scm (ctl): New variable.
gnu: Add OpenEXR and IlmBase.
* gnu/packages/graphics.scm (ilmbase, openexr): New variables.
* gnu/packages/patches/openexr-missing-samples.patch: New file.
* gnu-system.am (dist_patch_DATA): Add it.
gnu: Add portaudio.
* gnu/packages/audio.scm (portaudio): New variable.
gnu: Add twolame.
* gnu/packages/audio.scm (twolame): New variable.
gnu: Add soxr.
* gnu/packages/audio.scm (soxr): New variable.
gnu: Add soundtouch.
* gnu/packages/audio.scm (soundtouch): New variable.
gnu: Add libsbsms.
* gnu/packages/audio.scm (libsbsms): New variable.
gnu: Add cpufrequtils.
* gnu/packages/linux.scm (cpufrequtils): New variable.
* gnu/packages/patches/cpufrequtils-fix-aclocal.patch: New file.
* gnu-system.am (dist_patch_DATA): Add it.
gnu: Add sysfsutils-1.
* gnu/packages/linux.scm (sysfsutils-1): New variable.
gnu: Add sysfsutils.
* gnu/packages/linux.scm (sysfsutils): New variable.
gnu: Add glibc-utf8-locales.
* gnu/packages/base.scm (glibc-utf8-locales): New variable.
gnu: python2-rdflib: Explicitly build with python-2.
* gnu/packages/rdf.scm (python2-rdflib): Add argument to build with python-2.
download: Cope with Guile 2.0.6 or earlier.
* guix/build/download.scm: Do not attempt to support relative URIs in
"Location" headers if 'declare-relative-uri-header!' is not present.
This is the case for Guile 2.0.6 or earlier.
gnu: Add python2-rdflib.
* gnu/packages/rdf.scm (python2-rdflib): New variable.
(python-rdflib): Add patch.
* gnu/packages/patches/python2-rdflib-drop-sparqlwrapper.patch: New file.
* gnu-system.am (dist_patch_DATA): Register patch.
gnu: python-html5lib: Add propagated input.
* gnu/packages/python.scm (python-html5lib): Add propagated input python-six.
(python2-html5lib): Add propagated input python2-six.
gnu: Add python2-six.
* gnu/packages/python.scm (python2-six): New variable.
gnu: python-rdflib: Correct typo.
* gnu/packages/rdf.scm (python-rdflib): Correct typo in the name of an input.
gnu: Add pumpa.
* gnu/packages/pumpio.scm: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.