* guix/import/cran.scm (description->alist, listify, beautify-description, description->package): New procedures. (table-datum, downloads->url, nodes->text, cran-sxml->sexp): Remove proceduces. (latest-release): Use parsed DESCRIPTION instead of SXML. * tests/cran.scm: Rewrite to match importer.
* tests/cran.scm: Expect output to use "cran-uri" procedure.
* guix/import/cran.scm: New file. * guix/scripts/import.scm: Add "cran" to 'importers'. * guix/scripts/import/cran.scm: New file. * tests/cran.scm: New file. * Makefile.am (MODULES): Add 'guix/import/cran.scm' and 'guix/scripts/import/cran.scm'. (SCM_TESTS): Add 'tests/cran.scm'. * doc/guix.texi (Invoking guix import): Document it. * po/guix/POTFILES.in: Add 'guix/scripts/import/cran.scm'.