gnu: Add python-ledgerblue.
* gnu/packages/finance.scm: Import (gnu packages libusb).
(python-ledgerblue, python2-ledgerblue): New variables.
gnu: Add python-hidapi.
* gnu/packages/libusb.scm (python-hidapi, python2-hidapi): New variables.
gnu: mlt: Fix license.
mlt is built with '--enable-gpl3', so the license is gpl3.
* gnu/packages/video.scm (mlt)[license]: Change license to gpl3.
gnu: mlt: Add ffmpeg support.
* gnu/packages/video.scm (mlt)[inputs]: Add ffmpeg.
gnu: Add ruby-org-ruby.
* gnu/packages/ruby.scm (ruby-org-ruby): New variable.
gnu: Add ruby-rubypants.
* gnu/packages/ruby.scm (ruby-rubypants): New variable.
gnu: qgpgme: Make GnuPG available while building.
This is a followup to commit b3ecb3fe8d4a947a7807018647616f95532df3ac.
* gnu/packages/gnupg.scm (qgpgme)[native-inputs]: Add the native-inputs
of GPGME.
gnu: xorg-server: Update to 1.19.6.
* gnu/packages/xorg.scm (xorg-server): Update to 1.19.6.
gnu: zathura: Remove superfluous inputs from dependents.
* gnu/packages/pdf.scm (zathura-cb, zathura-ps, zathura-djvu,
zathura-pdf-mupdf)[inputs]: Remove GTK+, which is propagated from GIRARA.
(zathura-pdf-poppler): Likewise. Remove CAIRO which is propagated from ZATHURA.
gnu: zathura: Adjust inputs.
* gnu/packages/pdf.scm (zathura)[inputs]: Remove GTK+, which is propagated by
GIRARA. Move GIRARA to ...
[propagated-inputs]: ... here. Add CAIRO.
gnu: girara: Enable tests.
* gnu/packages/gtk.scm (girara)[native-inputs]: Add XORG-SERVER.
[arguments]: Add START-XSERVER phase. Remove #:tests?.
gnu: girara: Correct inputs.
* gnu/packages/gtk.scm (girara)[native-inputs]: Add CHECK.
[propagated-inputs]: Add GTK+.
[inputs]: Remove.
gnu: zathura: Enable tests.
* gnu/packages/pdf.scm (zathura)[native-inputs]: Add CHECK and XORG-SERVER.
[arguments]: Remove #:tests?. Add phase START-XSERVER.
gnu: zathura-pdf-poppler: Update to 0.2.8.
* gnu/packages/pdf.scm (zathura-pdf-poppler): Update to 0.2.8.
gnu: zathura-pdf-mupdf: Update to 0.3.2.
* gnu/packages/pdf.scm (zathura-pdf-mupdf): Update to 0.3.2.
gnu: zathura-djvu: Update to 0.2.7.
* gnu/packages/pdf.scm (zathura-djvu): Update to 0.2.7.
gnu: zathura-ps: Update to 0.2.5.
* gnu/packages/pdf.scm (zathura-ps): Update to 0.2.5.
gnu: zathura-cb: Update to 0.1.7.
* gnu/packages/pdf.scm (zathura-cb): Update to 0.1.7.
gnu: zathura: Update to 0.3.8.
* gnu/packages/pdf.scm (zathura): Update to 0.3.8.
[native-inputs]: Add GLIB:BIN.