The changes to linux-libre-*.conf are by Jason Self <j@jxself.org>.
* gnu/packages/patches/linux-libre-libreboot-fix.patch: New file.
* gnu-system.am (dist_patch_DATA): Add it.
* gnu/packages/linux.scm (linux-libre): Update to version 3.19.3.
Add patch.
* gnu/packages/linux-libre-i686.conf,
gnu/packages/linux-libre-x86_64.conf: Update for 3.19.x.
Co-Authored-By: Jason Self <j@jxself.org>