gnu: Add emacs-let-alist. * gnu/packages/emacs.scm (let-alist): New variable.
gnu: Add Guile-Present. * gnu/packages/gtk.scm (guile-present): New variable.
gnu: Add Guile-RSVG. * gnu/packages/gtk.scm (guile-rsvg): New variable. * gnu/packages/patches/guile-rsvg-pkgconfig.patch: New file. * gnu-system.am (dist_patch_DATA): Add it.
gnu: Add frescobaldi. * gnu/packages/music.scm (frescobaldi): New variable.
gnu: Add python-ly. * gnu/packages/python.scm (python-ly): New variable.
gnu: Add python-poppler-qt4. * gnu/packages/pdf.scm (python-poppler-qt4): New variable.
gnu: Add poppler-qt4. * gnu/packages/pdf.scm (poppler-qt4): New variable.
gnu: Add ruby-thor. * gnu/packages/ruby.scm (ruby-thor): New variable.
gnu: Add ruby-xml-simple. * gnu/packages/ruby.scm (ruby-xml-simple): New variable.
gnu: Add ruby-orderedhash. * gnu/packages/ruby.scm (ruby-orderedhash): New variable.
gnu: Add ruby-atoulme-antwrap. * gnu/packages/ruby.scm (ruby-atoulme-antwrap): New variable.
gnu: Add ruby-rjb. * gnu/packages/ruby.scm (ruby-rjb): New variable.
gnu: Add ruby-builder. * gnu/packages/ruby.scm (ruby-builder): New variable.
gnu: libedit: Enable wide character support. * gnu/packages/libedit.scm (libedit)[arguments]: Add "--enable-widec" to configure flags.
gnu: libedit: Update to 20150325-3.1. * gnu/packages/libedit.scm (libedit): Update to 20150325-3.1.
gnu: clutter: Add "doc" output. * gnu/packages/gnome.scm (clutter)[outputs]: New field. [arguments]: Pass --with-html-dir.
gnu: Add libchamplain. * gnu/packages/gnome.scm (libchamplain): New variable.
gnu: Make ruby-diff-lcs a public package. * gnu/packages/ruby.scm (ruby-diff-lcs-for-rspec): Rename this... (ruby-diff-lcs): ... to this, and export it. (ruby-rspec-expectation, ruby-rspec-mocks): Use new varaible.
doc: Mention the "normalized codeset" used in locale names. * doc/guix.texi (Locales): Introduce "codeset". <%default-locale-definitions>: Mention the "normalized codeset", with an xref to libc's manual. * gnu/system/locale.scm (%default-locale-definitions)[utf8-locale]: Mention the "normalized codeset" in a comment.
gnu: ruby-i18n: Update to 0.7.0. * gnu/packages/ruby.scm (ruby-i18n): Update to 0.7.0.